NVIDIA · GeForce GTX

NVIDIA GeForce GTX 660M

The NVIDIA GeForce GTX 660M is a graphics card released on March 22, 2012, built on the Kepler architecture. It has 2 GB of GDDR5 memory on a 128-bit bus, 80.0 GB/s of memory bandwidth, a boost clock of 835 MHz and a 50 W board power rating. It scores 1,441 in the PassMark G3D benchmark. It supports DirectX 12, OpenGL 4.5 and Vulkan 1.2.

KeplerGK107 (N13E-GE)

8/10 key specs recorded · 27 facts

Depth: 35 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: 8 of 10 tracked specifications recorded.

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

Shading units

n/a

Memory

2 GB

GDDR5 · 128-bit

Boost clock

n/a

835 MHz base

Board power

50 W

Performance

The NVIDIA GeForce GTX 660M scores 1,441 in the PassMark G3D benchmark, higher than 60.5% of the 2,658 GPUs benchmarked (PassMark rank #1,207), measured across 1,602 submitted results. Its PassMark G2D score is 275.

PassMark G3D Mark

1,441

Rank #1,207
Faster than 60.5% of 2,658 GPUs
1,602 samples

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

PassMark workload tests

DirectX 9 31 fps

reference: fastest recorded 526 fps · faster than 46.4% of 1,675 GPUs

DirectX 10 5 fps

reference: fastest recorded 231 fps · faster than 35.9% of 1,602 GPUs

DirectX 11 12 fps

reference: fastest recorded 362 fps · faster than 36.5% of 1,430 GPUs

DirectX 12 6 fps

reference: fastest recorded 213 fps · faster than 18.8% of 1,274 GPUs

GPU Compute 730 ops/s

reference: fastest recorded 26,591 ops/s · faster than 37.8% 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 660M averages DirectX 9 31 fps, DirectX 10 5 fps, DirectX 11 12 fps, DirectX 12 6 fps and GPU Compute 730 ops/s, across 1,602 submitted results. Frames per second are PassMark test-scene rates, not game frame rates.

As stated by PassMark

Category Mobile

Bus interface PCIe 3.0 x16

Max memory 2 GB

Core clock 950 MHz

Memory clock 1000 MHz

DirectX 11.2

OpenGL 4.5

Max TDP 50 W

First benchmarked 2012-05-04

Samples 1,602

PassMark listing (collected 2026-10-01)

PassMark's own listing for the NVIDIA GeForce GTX 660M states the PCIe 3.0 x16 interface, up to 2 GB of memory, a core clock of 950 MHz, DirectX 11.2 and OpenGL 4.5, first benchmarked on 2012-05-04. These are PassMark's figures, shown separately from the specification tables above.

Graphics processor

Architecture Kepler

Codename GK107 (N13E-GE)

Chip Not recorded

Process node Not recorded

Transistors Not recorded

Die size Not recorded

The NVIDIA GeForce GTX 660M is based on the Kepler architecture and uses the GK107 (N13E-GE) graphics processor.

Clock speeds

Base clock 835 MHz

Boost clock Not recorded

Game clock Not recorded

Memory clock Not recorded

Effective memory clock Not recorded

The NVIDIA GeForce GTX 660M runs at a base clock of 835 MHz.

Memory

Size 2 GB

Type GDDR5

Bus width 128-bit

Bandwidth 80.0 GB/s

The NVIDIA GeForce GTX 660M is equipped with 2 GB of GDDR5 memory, uses a 128-bit memory bus and delivers 80.0 GB/s of memory bandwidth.

Board and power

The NVIDIA GeForce GTX 660M has a board power rating of 50 W and it connects over PCIe 3.0 x16.

Board power (TDP) 50 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 March 22, 2012

Launch price Not recorded

Status Not recorded

Form factor Not recorded

Segment Desktop

Series GeForce GTX

The NVIDIA GeForce GTX 660M was released on March 22, 2012.

Benchmarks

PassMark G3D 1,441

PassMark G2D 275

Rank #1,207

Samples 1,602

Graphics and compute APIs

The NVIDIA GeForce GTX 660M supports DirectX 12, OpenGL 4.5 and Vulkan 1.2.

DirectX 12

OpenGL 4.5

Vulkan 1.2

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

Naming and aliases

The NVIDIA GeForce GTX 660M is also known by other names: PassMark also lists it as NVIDIA GeForce GTX 660M (Mobile).

Other names (PassMark) NVIDIA GeForce GTX 660M (Mobile)

Frequently asked questions

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

The NVIDIA GeForce GTX 660M has 2 GB of GDDR5 memory on a 128-bit bus. Its memory bandwidth is 80.0 GB/s.

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

The NVIDIA GeForce GTX 660M has a board power rating of 50 W.

How fast is the NVIDIA GeForce GTX 660M?

The NVIDIA GeForce GTX 660M scores 1,441 in the PassMark G3D benchmark, higher than 60.5% of the 2,658 GPUs benchmarked. Its PassMark rank is #1,207. In the PassMark DirectX 12 test it averages 6 fps.

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

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

When was the NVIDIA GeForce GTX 660M released?

The NVIDIA GeForce GTX 660M was released on March 22, 2012.

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 GK107 -> Kepler. Sources: Wikipedia: List of Nvidia graphics processing units (revision 1377107724).

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