ATI Radeon HD 2900 XTX vs ATI Radeon HD 5630

VS

ATI Radeon HD 2900 XTX

ATI Radeon HD 5630

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XTX and 1024MB VRAM Radeon HD 5630 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 XTX 's Advantages

Larger VRAM bandwidth (106.0GB/s vs 12.48GB/s)

ATI Radeon HD 5630 's Advantages

More VRAM (1024GB vs 512GB)

Lower TDP (39W vs 240W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 XTX +14%

0.476 TFLOPS

Radeon HD 5630

0.416 TFLOPS

Radeon HD 2900 XTX

VS

Radeon HD 5630

Graphics Card

Unknown

Release Date

Feb 2011

Radeon R600

Generation

Evergreen

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

828 MHz

Memory Clock

390 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR3

512bit

Memory Bus

128bit

106.0GB/s

Bandwidth

12.48GB/s

Render Config

4

Compute Units

4

-

320

Shading Units

320

16

TMUs

16

ROPs

8

-

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

11.89 GPixel/s

Pixel Rate

5.200 GPixel/s

11.89 GTexel/s

Texture Rate

10.40 GTexel/s

-

475.5 GFLOPS

FP32 (float)

416.0 GFLOPS

-

Board Design

240W

TDP

39W

550 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

R600

GPU Name

Redwood

R600 XTX A11 (215RGMDKA11FG)

GPU Variant

Redwood LE

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.72 billion

Transistors

0.627 billion

420 mm²

Die Size

104 mm²

Graphics Features

10.0 (10_0)

DirectX

11.2 (11_0)

3.3 (full) 4.0 (partial)

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.0

Shader Model

5.0

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