ATI Radeon HD 4870 X2 vs ATI FirePro V7770

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 1024MB VRAM FirePro V7770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 X2 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 33.60GB/s)

ATI FirePro V7770 's Advantages

Released 3 years and 5 months late

Lower TDP (76W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2 +20%

1.2 TFLOPS

FirePro V7770

1 TFLOPS

Radeon HD 4870 X2

VS

FirePro V7770

Graphics Card

Aug 2008

Release Date

Jan 2012

Radeon R700

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

1050 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR4

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

33.60GB/s

Render Config

-

SM Count

-

10

Compute Units

10

800

Shading Units

800

40

TMUs

40

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

12.00 GPixel/s

Pixel Rate

5.000 GPixel/s

30.00 GTexel/s

Texture Rate

25.00 GTexel/s

-

FP16 (half)

-

1200 GFLOPS

FP32 (float)

1000 GFLOPS

240.0 GFLOPS

FP64 (double)

-

Graphics Processor

R700

GPU Name

RV770

R700 XT (215-0669045)

GPU Variant

RV770 XT (215-0669049)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.956 billion

Transistors

0.956 billion

256 mm²

Die Size

256 mm²

Board Design

286W

TDP

76W

600 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

4.1

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