AMD · Radeon HD 6000 Series

AMD Radeon HD 6950

The AMD Radeon HD 6950 is a graphics card released on December 15, 2010, built on the TeraScale 3 architecture using a 40 nm process. It has 1,408 shading units, 2 GB of video memory on a 256-bit bus, 160.0 GB/s of memory bandwidth, a boost clock of 800 MHz and a 200 W board power rating. It scores 2,594 in the PassMark G3D benchmark. It supports DirectX 11 and OpenGL 4.4.

TeraScale 3Cayman Pro40 nm

9/10 key specs recorded · 41 facts

Depth: 44 recorded fields, 4 PassMark workloads

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

PassMark Videocard Benchmark AMD.com Specifications PassMark Videocard Benchmark Wikipedia GPU list tables (wikigrid-2026-09)

Shading units

1,408cores

Memory

2 GB

256-bit

Boost clock

800 MHz

800 MHz base

Board power

200 W

Performance

The AMD Radeon HD 6950 scores 2,594 in the PassMark G3D benchmark, higher than 70.5% of the 2,658 GPUs benchmarked (PassMark rank #834), measured across 5,236 submitted results. Its PassMark G2D score is 449.

PassMark G3D Mark

2,594

Rank #834
Faster than 70.5% of 2,658 GPUs
5,236 samples

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

PassMark workload tests

DirectX 9 66 fps

reference: fastest recorded 526 fps · faster than 66.3% of 1,675 GPUs

DirectX 10 19 fps

reference: fastest recorded 231 fps · faster than 61.1% of 1,602 GPUs

DirectX 11 20 fps

reference: fastest recorded 362 fps · faster than 50.9% of 1,430 GPUs

GPU Compute 952 ops/s

reference: fastest recorded 26,591 ops/s · faster than 46% 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 AMD Radeon HD 6950 averages DirectX 9 66 fps, DirectX 10 19 fps, DirectX 11 20 fps and GPU Compute 952 ops/s, across 5,236 submitted results. Frames per second are PassMark test-scene rates, not game frame rates.

Theoretical throughput

FP32 (single precision) 2.253 TFLOPS calculatedcalculated from shaders x boost clock (MHz) x 2 / 1e6 = 1408 x 800 x 2 / 1e6

Pixel fill rate 25.6 GPixel/s calculatedcalculated from ROPs x boost clock (MHz) / 1000 = 32 x 800 / 1000

Texture fill rate 70.4 GTexel/s calculatedcalculated from TMUs x boost clock (MHz) / 1000 = 88 x 800 / 1000

FP32 (single precision) (2.253 TFLOPS), Pixel fill rate (25.6 GPixel/s) and Texture fill rate (70.4 GTexel/s) are calculated by Feex from stored specifications, not stated by AMD.

As stated by PassMark

Category Desktop

Bus interface PCIe 2.1 x16

Max memory 1 GB

Core clock 800 MHz

Memory clock 1250 MHz

DirectX 11.0

OpenGL 4.4

Max TDP 200 W

First benchmarked 2012-08-16

Samples 5,236

PassMark listing (collected 2026-09-30)

PassMark's own listing for the AMD Radeon HD 6950 states the PCIe 2.1 x16 interface, up to 1 GB of memory, a core clock of 800 MHz, DirectX 11.0 and OpenGL 4.4, first benchmarked on 2012-08-16. These are PassMark's figures, shown separately from the specification tables above.

Not to be confused with

This page covers the AMD Radeon HD 6950 specifically. It is a different product from AMD Radeon HD 6950M, which have their own specifications. Check the exact model name before comparing figures.

Graphics processor

Architecture TeraScale 3

Codename Cayman Pro

Chip Not recorded

Process node 40 nm

Transistors 2,640 M

Die size 389 mm²

The AMD Radeon HD 6950 is based on the TeraScale 3 architecture, uses the Cayman Pro graphics processor, is manufactured on a 40 nm process, contains 2,640 million transistors and has a die size of 389 mm².

Shader configuration

Shading units 1,408

Compute units Not recorded

Streaming multiprocessors Not recorded

Execution units Not recorded

Texture units (TMUs) 88

Render output units (ROPs) 32

Ray tracing cores Not recorded

Tensor / AI cores Not recorded

XMX engines Not recorded

Infinity cache Not recorded

The AMD Radeon HD 6950 has 1,408 shading units, 88 texture mapping units and 32 render output units.

The AMD Radeon HD 6950 does not use XMX engines; those are specific to Intel Arc graphics. Feex has no recorded ray tracing core count for the AMD Radeon HD 6950.

Clock speeds

Base clock 800 MHz

Boost clock 800 MHz

Game clock Not recorded

Memory clock Not recorded

Effective memory clock Not recorded

The AMD Radeon HD 6950 runs at a base clock of 800 MHz and boosts to 800 MHz.

Memory

Size 2 GB

Type Not recorded

Bus width 256-bit

Bandwidth 160.0 GB/s

The AMD Radeon HD 6950 is equipped with 2 GB of memory, uses a 256-bit memory bus and delivers 160.0 GB/s of memory bandwidth.

Board and power

The AMD Radeon HD 6950 has a board power rating of 200 W, a total board power of 500 W and it connects over PCIe 2.1 x16.

Board power (TDP) 200 W

Total board power 500 W

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 2.1 x16

Market

Launched December 15, 2010

Launch price Not recorded

Status Not recorded

Form factor Not recorded

Segment Desktop

Series Radeon HD 6000 Series

The AMD Radeon HD 6950 was released on December 15, 2010.

Benchmarks

PassMark G3D 2,594

PassMark G2D 449

Rank #834

Samples 5,236

Graphics and compute APIs

The AMD Radeon HD 6950 supports DirectX 11 and OpenGL 4.4.

DirectX 11

OpenGL 4.4

CUDA is an NVIDIA technology and does not apply to the AMD Radeon HD 6950. Feex has no recorded Vulkan version for the AMD Radeon HD 6950. Feex has no recorded OpenCL version for the AMD Radeon HD 6950.

Display outputs

The AMD Radeon HD 6950 offers outputs HDMI, Dual Link DVI.

Outputs HDMI, Dual Link DVI

Frequently asked questions

How much VRAM does the AMD Radeon HD 6950 have?

The AMD Radeon HD 6950 has 2 GB of video memory on a 256-bit bus. Its memory bandwidth is 160.0 GB/s.

How much power does the AMD Radeon HD 6950 use and what power supply does it need?

The AMD Radeon HD 6950 has a board power rating of 200 W and a total board power of 500 W.

How fast is the AMD Radeon HD 6950?

The AMD Radeon HD 6950 scores 2,594 in the PassMark G3D benchmark, higher than 70.5% of the 2,658 GPUs benchmarked. Its PassMark rank is #834.

What bus interface does the AMD Radeon HD 6950 use?

The AMD Radeon HD 6950 connects over PCIe 2.1 x16.

When was the AMD Radeon HD 6950 released?

The AMD Radeon HD 6950 was released on December 15, 2010.

Corrections to this record

After an audit, 1 value on the AMD Radeon HD 6950 record was corrected. Each change is listed with its old value, new value, rule and sources.

Board power (TDP): ~~500 W~~ → 200 W. Rule: Two independent sources agree. 2 independent sources agree on 200 and contradict the stored 500. Sources: PassMark GPU benchmark list.

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