AMD Radeon HD 6950 vs ATI Radeon X800 GTO

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6950 and 128MB VRAM Radeon X800 GTO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950 's Advantages

Released 3 years late

Larger VRAM bandwidth (160.0GB/s vs 22.40GB/s)

1408 additional rendering cores

ATI Radeon X800 GTO 's Advantages

Lower TDP (49W vs 200W)

Score

Radeon HD 6950

VS

Radeon X800 GTO

Graphics Card

Dec 2010

Release Date

Dec 2007

Northern Islands

Generation

Radeon R400 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

350 MHz

Memory

2GB

Memory Size

128MB

GDDR5

Memory Type

DDR

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

22.40GB/s

Render Config

-

SM Count

-

22

Compute Units

-

1408

Shading Units

-

88

TMUs

12

32

ROPs

12

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

4.800 GPixel/s

70.40 GTexel/s

Texture Rate

4.800 GTexel/s

-

FP16 (half)

-

2.253 TFLOPS

FP32 (float)

-

563.2 GFLOPS

FP64 (double)

-

Graphics Processor

Cayman

GPU Name

R423

Cayman PRO (215-0807019)

GPU Variant

R423 GTO

TeraScale 3

Architecture

R400

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

2.64 billion

Transistors

0.16 billion

389 mm²

Die Size

289 mm²

Board Design

200W

TDP

49W

550 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x DVI 1x VGA 1x S-Video

2x 6-pin

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

9.0b (9_2)

4.4

OpenGL

2.1

1.2

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

-

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