ATI Radeon HD 2900 XT vs ATI Radeon HD 5750

VS

ATI Radeon HD 2900 XT

ATI Radeon HD 5750

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XT and 1024MB VRAM Radeon HD 5750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 XT 's Advantages

Larger VRAM bandwidth (106.0GB/s vs 73.60GB/s)

ATI Radeon HD 5750 's Advantages

Released 2 years and 5 months late

More VRAM (1024GB vs 512GB)

400 additional rendering cores

Lower TDP (86W vs 215W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 XT

0.476 TFLOPS

Radeon HD 5750 +111%

1.008 TFLOPS

Radeon HD 2900 XT

VS

Radeon HD 5750

Graphics Card

May 2007

Release Date

Oct 2009

Radeon R600

Generation

Evergreen

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

828 MHz

Memory Clock

1150 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

512bit

Memory Bus

128bit

106.0GB/s

Bandwidth

73.60GB/s

Render Config

4

Compute Units

9

-

320

Shading Units

720

16

TMUs

36

16

ROPs

16

-

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

11.89 GPixel/s

Pixel Rate

11.20 GPixel/s

11.89 GTexel/s

Texture Rate

25.20 GTexel/s

-

475.5 GFLOPS

FP32 (float)

1008 GFLOPS

-

Board Design

215W

TDP

86W

550 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

R600

GPU Name

Juniper

R600 XT (215RGMDKA13FG)

GPU Variant

Juniper LE (215-0754009)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.72 billion

Transistors

1.04 billion

420 mm²

Die Size

166 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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