AMD Radeon HD 6870 X2 vs ATI FireGL V3600

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 256MB VRAM FireGL V3600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 X2 's Advantages

Released 4 years and 1 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (134.4GB/s vs 16.00GB/s)

1000 additional rendering cores

ATI FireGL V3600 's Advantages

Lower TDP (73W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 X2 +1300%

2.016 TFLOPS

FireGL V3600

0.144 TFLOPS

Radeon HD 6870 X2

VS

FireGL V3600

Graphics Card

Jul 2011

Release Date

Jun 2007

Northern Islands

Generation

FireGL

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1050 MHz

Memory Clock

500 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

16.00GB/s

Render Config

-

SM Count

-

14

Compute Units

3

1120

Shading Units

120

56

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

Theoretical Performance

28.80 GPixel/s

Pixel Rate

2.400 GPixel/s

50.40 GTexel/s

Texture Rate

4.800 GTexel/s

-

FP16 (half)

-

2.016 TFLOPS

FP32 (float)

144.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

Barts

GPU Name

RV630

Barts XT (215-0798000)

GPU Variant

RV630 GL

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

1.7 billion

Transistors

0.39 billion

255 mm²

Die Size

153 mm²

Board Design

300W

TDP

73W

700 W

Suggested PSU

250 W

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

Outputs

No outputs

-

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

10.0 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

4.0

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