ATI Radeon HD 4870 X2 vs ATI FireGL V7600

VS

ATI Radeon HD 4870 X2

ATI FireGL V7600

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 512MB VRAM FireGL V7600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 X2 's Advantages

Released 1 years late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (115.2GB/s vs 51.20GB/s)

480 additional rendering cores

ATI FireGL V7600 's Advantages

Lower TDP (127W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2 +212%

1.2 TFLOPS

FireGL V7600

0.384 TFLOPS

Radeon HD 4870 X2

VS

FireGL V7600

Graphics Card

Aug 2008

Release Date

Aug 2007

Radeon R700

Generation

FireGL

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

51.20GB/s

Render Config

10

Compute Units

4

-

800

Shading Units

320

40

TMUs

16

ROPs

16

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

128 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

9.600 GPixel/s

30.00 GTexel/s

Texture Rate

9.600 GTexel/s

-

1200 GFLOPS

FP32 (float)

384.0 GFLOPS

240.0 GFLOPS

FP64 (double)

-

Board Design

286W

TDP

127W

600 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

R700

GPU Name

R600

R700 XT (215-0669045)

GPU Variant

R600 GL

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

80 nm

0.956 billion

Transistors

0.72 billion

256 mm²

Die Size

420 mm²

Graphics Features

10.1 (10_1)

DirectX

10.0 (10_0)

3.3

OpenGL

3.3 (full) 4.0 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

4.0

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