ATI FirePro V7900 vs AMD Radeon HD 6790

VS

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 and 1024MB VRAM Radeon HD 6790 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 's Advantages

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (160.0GB/s vs 134.4GB/s)

480 additional rendering cores

Score

Benchmark

FP32 (float)

FirePro V7900 +38%

1.856 TFLOPS

Radeon HD 6790

1.344 TFLOPS

FirePro V7900

VS

Radeon HD 6790

Graphics Card

May 2011

Release Date

Apr 2011

FirePro

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

1050 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

134.4GB/s

Render Config

-

SM Count

-

20

Compute Units

10

1280

Shading Units

800

80

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

23.20 GPixel/s

Pixel Rate

13.44 GPixel/s

58.00 GTexel/s

Texture Rate

33.60 GTexel/s

-

FP16 (half)

-

1.856 TFLOPS

FP32 (float)

1344 GFLOPS

464.0 GFLOPS

FP64 (double)

-

Graphics Processor

Cayman

GPU Name

Barts

Cayman PRO GL

GPU Variant

Barts LE (215-0798002)

TeraScale 3

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.64 billion

Transistors

1.7 billion

389 mm²

Die Size

255 mm²

Board Design

150W

TDP

150W

450 W

Suggested PSU

450 W

4x DisplayPort 1.2

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

5.0

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