AMD Radeon HD 6950: GPU Specs & Benchmarks

The Radeon HD 6950 is a graphics card by AMD, built on the 40 nm process and based on the Cayman graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name

Cayman

Model number

Cayman PRO
(215-0807019)

Architecture

TeraScale 3

Foundry

TSMC

Process Size

40 nm

Transistors

2,640 million

Die Size

389 mm²

Graphics Card

Release Date

Dec 14th, 2010

Family

Northern Islands
(HD 6900)

Production

End-of-life

Launch Price

299 USD

Predecessor

Evergreen

Bus Interface

PCIe 2.0 x16

Memory

Memory Size

2 GB

Memory Type

GDDR5

Memory Bus

256 bit

Bandwidth

160.0 GB/s

Performance

Pixel fillrate

25.60 GPixel/s

Texture fillrate

70.40 GTexel/s

FP32 (float) performance

2.253 TFLOPS

FP64 (double) performance

563.2 GFLOPS (1:4)

Clock Speeds

Memory Clock

1250 MHz
5 Gbps effective

GPU Clock

800 MHz

Render Config

Shading Units

1408

TMUs

88

ROPs

32

Compute Units

22

L1 Cache

8 KB (per CU)

L2 Cache

512 KB

Board Design

Slot Width

Dual-slot

Length

286 mm
11.3 inches

Width

126 mm
5 inches

Height

42 mm
1.7 inches

Thermal design power (TDP)

200 W

Suggested PSU

550 W

Display Connectors

2x DVI
1x HDMI
2x mini-DisplayPort

Power Connectors

2x 6-pin

Board Number

C216-47

API support

DirectX

11.2 (11_0)

OpenGL

4.4

OpenCL

1.2

Vulkan

N/A

Shader Model

5.0