NVIDIA · GeForce GTX 600 Series

NVIDIA GeForce GTX 660 Ti

The NVIDIA GeForce GTX 660 Ti is a graphics card released on August 16, 2012, built on the Kepler architecture using a 28 nm process. It has 1,344 shading units, 3 GB of GDDR5 memory on a 192-bit bus, 144.2 GB/s of memory bandwidth, a boost clock of 980 MHz and a 150 W board power rating. It scores 4,413 in the PassMark G3D benchmark. It supports DirectX 11 and OpenGL 4.5.

KeplerGK104-300-KD-A228 nm

10/10 key specs recorded · 33 facts

Depth: 42 recorded fields, 5 PassMark workloads

Specification data last verified October 1, 2026 against PassMark Videocard Benchmark and Wikipedia GPU list tables (wikigrid-2026-09). Coverage: 10 of 10 tracked specifications recorded.

PassMark Videocard Benchmark PassMark Videocard Benchmark Wikipedia GPU list tables (wikigrid-2026-09)

Shading units

1,344cores

Memory

3 GB

GDDR5 · 192-bit

Boost clock

980 MHz

915 MHz base

Board power

150 W

Performance

The NVIDIA GeForce GTX 660 Ti scores 4,413 in the PassMark G3D benchmark, higher than 78.4% of the 2,658 GPUs benchmarked (PassMark rank #602), measured across 8,288 submitted results. Its PassMark G2D score is 472.

PassMark G3D Mark

4,413

Rank #602
Faster than 78.4% of 2,658 GPUs
8,288 samples

0relative to the fastest GPU on record (41,928)

PassMark workload tests

DirectX 9 72 fps

reference: fastest recorded 526 fps · faster than 68.5% of 1,675 GPUs

DirectX 10 17 fps

reference: fastest recorded 231 fps · faster than 59.2% of 1,602 GPUs

DirectX 11 38 fps

reference: fastest recorded 362 fps · faster than 64.4% of 1,430 GPUs

DirectX 12 16 fps

reference: fastest recorded 213 fps · faster than 49.3% of 1,274 GPUs

GPU Compute 2,261 ops/s

reference: fastest recorded 26,591 ops/s · faster than 66.6% of 1,447 GPUs

Averages of PassMark PerformanceTest submissions; frames/sec are PassMark test-scene rates, not game FPS. Tests PassMark does not report for this card are omitted. PassMark listing

In the PassMark workload tests the NVIDIA GeForce GTX 660 Ti averages DirectX 9 72 fps, DirectX 10 17 fps, DirectX 11 38 fps, DirectX 12 16 fps and GPU Compute 2,261 ops/s, across 8,288 submitted results. Frames per second are PassMark test-scene rates, not game frame rates.

As stated by PassMark

Category Desktop

Bus interface PCIe 3.0 x16

Max memory 3 GB

Core clock 915 MHz

Memory clock 1502 MHz

DirectX 11

OpenGL 4.5

Max TDP 150 W

First benchmarked 2012-08-20

Samples 8,288

PassMark listing (collected 2026-09-30)

PassMark's own listing for the NVIDIA GeForce GTX 660 Ti states the PCIe 3.0 x16 interface, up to 3 GB of memory, a core clock of 915 MHz, DirectX 11 and OpenGL 4.5, first benchmarked on 2012-08-20. These are PassMark's figures, shown separately from the specification tables above.

Not to be confused with

This page covers the NVIDIA GeForce GTX 660 Ti specifically. It is a different product from NVIDIA GeForce GTX 660, NVIDIA GeForce GTX 660M, NVIDIA GeForce GTX 660 Rev. 2, which have their own specifications. Check the exact model name before comparing figures.

Graphics processor

Architecture Kepler

Codename GK104-300-KD-A2

Chip Not recorded

Process node 28 nm

Transistors 3,540 M

Die size 294 mm²

The NVIDIA GeForce GTX 660 Ti is based on the Kepler architecture, uses the GK104-300-KD-A2 graphics processor, is manufactured on a 28 nm process, contains 3,540 million transistors and has a die size of 294 mm².

Shader configuration

Shading units 1,344

Compute units Not recorded

Streaming multiprocessors Not recorded

Execution units Not recorded

Texture units (TMUs) 112

Render output units (ROPs) 24

Ray tracing cores Not recorded

Tensor / AI cores Not recorded

XMX engines Not recorded

Infinity cache Not recorded

The NVIDIA GeForce GTX 660 Ti has 1,344 shading units, 112 texture mapping units and 24 render output units.

The NVIDIA GeForce GTX 660 Ti does not use XMX engines; those are specific to Intel Arc graphics. Infinity Cache is an AMD architectural feature and does not apply to the NVIDIA GeForce GTX 660 Ti. Feex has no recorded ray tracing core count for the NVIDIA GeForce GTX 660 Ti.

Clock speeds

Base clock 915 MHz

Boost clock 980 MHz

Game clock Not recorded

Memory clock Not recorded

Effective memory clock Not recorded

The NVIDIA GeForce GTX 660 Ti runs at a base clock of 915 MHz and boosts to 980 MHz.

Memory

Size 3 GB

Type GDDR5

Bus width 192-bit

Bandwidth 144.2 GB/s

The NVIDIA GeForce GTX 660 Ti is equipped with 3 GB of GDDR5 memory, uses a 192-bit memory bus and delivers 144.2 GB/s of memory bandwidth.

Board and power

The NVIDIA GeForce GTX 660 Ti has a board power rating of 150 W and it connects over PCIe 3.0 x16.

Board power (TDP) 150 W

Total board power Not recorded

Suggested PSU Not recorded

Power connectors Not recorded

Slot width Not recorded

Length Not recorded

Width Not recorded

Height Not recorded

Cooler Not recorded

Max temperature Not recorded

Bus interface PCIe 3.0 x16

Market

Launched August 16, 2012

Launch price $299

Status Not recorded

Form factor Not recorded

Segment Desktop

Series GeForce GTX 600 Series

The NVIDIA GeForce GTX 660 Ti was released on August 16, 2012 and launched at a price of $299.

Benchmarks

PassMark G3D 4,413

PassMark G2D 472

Rank #602

Samples 8,288

Graphics and compute APIs

The NVIDIA GeForce GTX 660 Ti supports DirectX 11 and OpenGL 4.5.

DirectX 11

OpenGL 4.5

Feex has no recorded CUDA compute capability for the NVIDIA GeForce GTX 660 Ti. Feex has no recorded Vulkan version for the NVIDIA GeForce GTX 660 Ti. Feex has no recorded OpenCL version for the NVIDIA GeForce GTX 660 Ti.

Frequently asked questions

How much VRAM does the NVIDIA GeForce GTX 660 Ti have?

The NVIDIA GeForce GTX 660 Ti has 3 GB of GDDR5 memory on a 192-bit bus. Its memory bandwidth is 144.2 GB/s.

How much power does the NVIDIA GeForce GTX 660 Ti use and what power supply does it need?

The NVIDIA GeForce GTX 660 Ti has a board power rating of 150 W.

How fast is the NVIDIA GeForce GTX 660 Ti?

The NVIDIA GeForce GTX 660 Ti scores 4,413 in the PassMark G3D benchmark, higher than 78.4% of the 2,658 GPUs benchmarked. Its PassMark rank is #602. In the PassMark DirectX 12 test it averages 16 fps.

What bus interface does the NVIDIA GeForce GTX 660 Ti use?

The NVIDIA GeForce GTX 660 Ti connects over PCIe 3.0 x16.

When was the NVIDIA GeForce GTX 660 Ti released and how much did it cost at launch?

The NVIDIA GeForce GTX 660 Ti was released on August 16, 2012 and launched at a price of $299.

Corrections to this record

After an audit, 1 empty field was filled from sources. Each change is listed with its old value, new value, rule and sources.

1 filled value

Architecture: Kepler (was Not recorded). Rule: Architecture from chip codename. chip GK104 -> Kepler. Sources: Wikipedia: List of Nvidia graphics processing units (revision 1377107724); Wikipedia: List of Nvidia desktop graphics processing units (revision 1375708460).

The audit log is public: all changes for this GPU, the corrections overview and the method.

Similar performance

NVIDIA GeForce GTX 1050 Mobile

4,463 4 GB

Compare the NVIDIA GeForce GTX 660 Ti

Side-by-side specification comparisons against cards in the same performance band.

vs NVIDIA GeForce MX550