AMD Radeon HD 7970 X2 vs ATI FirePro V7800P

VS

AMD Radeon HD 7970 X2

ATI FirePro V7800P

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 2GB VRAM FirePro V7800P to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 X2 's Advantages

Released 1 years and 3 months late

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (264.0GB/s vs 128.0GB/s)

608 additional rendering cores

ATI FirePro V7800P 's Advantages

Lower TDP (138W vs 500W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 X2 +87%

3.789 TFLOPS

FirePro V7800P

2.016 TFLOPS

Radeon HD 7970 X2

VS

FirePro V7800P

Graphics Card

Aug 2012

Release Date

May 2011

Southern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1000 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

128.0GB/s

Render Config

32

Compute Units

18

-

2048

Shading Units

1440

128

TMUs

72

32

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

768 KB

L2 Cache

512 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

22.40 GPixel/s

118.4 GTexel/s

Texture Rate

50.40 GTexel/s

-

3.789 TFLOPS

FP32 (float)

2.016 TFLOPS

947.2 GFLOPS

FP64 (double)

403.2 GFLOPS

Board Design

500W

TDP

138W

900 W

Suggested PSU

300 W

2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x DisplayPort 1.1

3x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

New Zealand

GPU Name

Cypress

-

GPU Variant

Cypress PRO GL

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

2.154 billion

352 mm²

Die Size

334 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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