NVIDIA · GeForce GT 300 Series

NVIDIA GeForce GT 340

The NVIDIA GeForce GT 340 is a graphics card released on February 2, 2010, built on the Tesla architecture using a 40 nm process. It has 96 shading units, 1 GB of GDDR3 memory on a 128-bit bus, 27.2 GB/s of memory bandwidth, a boost clock of 550 MHz and a 69 W board power rating. It scores 738 in the PassMark G3D benchmark. It supports DirectX 10.1 and OpenGL 3.3.

TeslaGT215-301-A340 nm

9/10 key specs recorded · 30 facts

Depth: 37 recorded fields, 2 PassMark workloads

Specification data last verified October 1, 2026 against PassMark Videocard Benchmark and Wikipedia GPU list tables (wikigrid-2026-09). Coverage: 9 of 10 tracked specifications recorded.

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

Shading units

96cores

Memory

1 GB

GDDR3 · 128-bit

Boost clock

n/a

550 MHz base

Board power

69 W

Performance

The NVIDIA GeForce GT 340 scores 738 in the PassMark G3D benchmark, higher than 47% of the 2,658 GPUs benchmarked (PassMark rank #1,600), measured across 26 submitted results. Its PassMark G2D score is 242.

PassMark G3D Mark

738

Rank #1,600
Faster than 47% of 2,658 GPUs
26 samples

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

PassMark workload tests

DirectX 9 17 fps

reference: fastest recorded 526 fps · faster than 33.2% of 1,675 GPUs

DirectX 10 3 fps

reference: fastest recorded 231 fps · faster than 26.9% of 1,602 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 GT 340 averages DirectX 9 17 fps and DirectX 10 3 fps, across 26 submitted results. Frames per second are PassMark test-scene rates, not game frame rates.

As stated by PassMark

Category Desktop

Bus interface PCIe 2.0 x16

Max memory 1 GB

Core clock 550 MHz

Memory clock 3400 MHz

DirectX 10.1

OpenGL 3.3

Max TDP 69 W

First benchmarked 2011-01-11

Samples 26

PassMark listing (collected 2026-10-01)

PassMark's own listing for the NVIDIA GeForce GT 340 states the PCIe 2.0 x16 interface, up to 1 GB of memory, a core clock of 550 MHz, DirectX 10.1 and OpenGL 3.3, first benchmarked on 2011-01-11. These are PassMark's figures, shown separately from the specification tables above.

Graphics processor

Architecture Tesla

Codename GT215-301-A3

Chip Not recorded

Process node 40 nm

Transistors 727 M

Die size 144 mm²

The NVIDIA GeForce GT 340 is based on the Tesla architecture, uses the GT215-301-A3 graphics processor, is manufactured on a 40 nm process, contains 727 million transistors and has a die size of 144 mm².

Shader configuration

Shading units 96

Compute units Not recorded

Streaming multiprocessors Not recorded

Execution units Not recorded

Texture units (TMUs) 32

Render output units (ROPs) 8

Ray tracing cores Not recorded

Tensor / AI cores Not recorded

XMX engines Not recorded

Infinity cache Not recorded

The NVIDIA GeForce GT 340 has 96 shading units, 32 texture mapping units and 8 render output units.

The NVIDIA GeForce GT 340 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 GT 340. Feex has no recorded ray tracing core count for the NVIDIA GeForce GT 340.

Clock speeds

Base clock 550 MHz

Boost clock Not recorded

Game clock Not recorded

Memory clock Not recorded

Effective memory clock Not recorded

The NVIDIA GeForce GT 340 runs at a base clock of 550 MHz.

Memory

Size 1 GB

Type GDDR3

Bus width 128-bit

Bandwidth 27.2 GB/s

The NVIDIA GeForce GT 340 is equipped with 1 GB of GDDR3 memory, uses a 128-bit memory bus and delivers 27.2 GB/s of memory bandwidth.

Board and power

The NVIDIA GeForce GT 340 has a board power rating of 69 W and it connects over PCIe 2.0 x16.

Board power (TDP) 69 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 2.0 x16

Market

Launched February 2, 2010

Launch price Not recorded

Status Not recorded

Form factor Not recorded

Segment Desktop

Series GeForce GT 300 Series

The NVIDIA GeForce GT 340 was released on February 2, 2010.

Benchmarks

PassMark G3D 738

PassMark G2D 242

Rank #1,600

Samples 26

Graphics and compute APIs

The NVIDIA GeForce GT 340 supports DirectX 10.1 and OpenGL 3.3.

DirectX 10.1 (stated by PassMark)

OpenGL 3.3 (stated by PassMark)

Feex has no recorded CUDA compute capability for the NVIDIA GeForce GT 340. Feex has no recorded Vulkan version for the NVIDIA GeForce GT 340. Feex has no recorded OpenCL version for the NVIDIA GeForce GT 340.

Frequently asked questions

How much VRAM does the NVIDIA GeForce GT 340 have?

The NVIDIA GeForce GT 340 has 1 GB of GDDR3 memory on a 128-bit bus. Its memory bandwidth is 27.2 GB/s.

How much power does the NVIDIA GeForce GT 340 use and what power supply does it need?

The NVIDIA GeForce GT 340 has a board power rating of 69 W.

How fast is the NVIDIA GeForce GT 340?

The NVIDIA GeForce GT 340 scores 738 in the PassMark G3D benchmark, higher than 47% of the 2,658 GPUs benchmarked. Its PassMark rank is #1,600.

What bus interface does the NVIDIA GeForce GT 340 use?

The NVIDIA GeForce GT 340 connects over PCIe 2.0 x16.

When was the NVIDIA GeForce GT 340 released?

The NVIDIA GeForce GT 340 was released on February 2, 2010.

Corrections to this record

After an audit, 1 value on the NVIDIA GeForce GT 340 record was corrected and 1 empty field was filled from sources. Each change is listed with its old value, new value, rule and sources.