ATI Radeon HD 5950 vs ATI Radeon HD 2900 GT

VS

ATI Radeon HD 5950 ATI Radeon HD 2900 GT

We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5950 and 256MB VRAM Radeon HD 2900 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5950 's Advantages

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (128.0GB/s vs 51.20GB/s)

1200 additional rendering cores

ATI Radeon HD 2900 GT 's Advantages

Lower TDP (150W vs 302W)

Score

Benchmark

FP32 (float)

ATI Radeon HD 5950 +625%

2.088 TFLOPS

Radeon HD 2900 GT

0.288 TFLOPS

ATI Radeon HD 5950

VS

Radeon HD 2900 GT

Graphics Card

Unknown

Release Date

Nov 2007

Evergreen

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

128.0GB/s

Bandwidth

51.20GB/s

Render Config

-

SM Count

-

18

Compute Units

3

1440

Shading Units

240

72

TMUs

12

32

ROPs

12

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

128 KB

Theoretical Performance

23.20 GPixel/s

Pixel Rate

7.212 GPixel/s

52.20 GTexel/s

Texture Rate

7.212 GTexel/s

-

FP16 (half)

-

2.088 TFLOPS

FP32 (float)

288.5 GFLOPS

-

FP64 (double)

-

Graphics Processor

Hemlock

GPU Name

R600

Hemlock PRO

GPU Variant

R600 GT (215RGFDKA13FG)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

2.154 billion

Transistors

0.72 billion

334 mm²

Die Size

420 mm²

Board Design

302W

TDP

150W

700 W

Suggested PSU

450 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

10.0 (10_0)

4.4

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

4.0

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