AMD Radeon R9 295X2 vs ATI FirePro V7900

VS

AMD Radeon R9 295X2

ATI FirePro V7900

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 2GB VRAM FirePro V7900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 295X2 's Advantages

Released 2 years and 11 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (320.0GB/s vs 160.0GB/s)

1536 additional rendering cores

ATI FirePro V7900 's Advantages

Lower TDP (150W vs 500W)

Score

Benchmark

FP32 (float)

Radeon R9 295X2 +208%

5.733 TFLOPS

FirePro V7900

1.856 TFLOPS

Radeon R9 295X2

VS

FirePro V7900

Graphics Card

Apr 2014

Release Date

May 2011

Volcanic Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

256bit

320.0GB/s

Bandwidth

160.0GB/s

Render Config

44

Compute Units

20

-

2816

Shading Units

1280

176

TMUs

80

64

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

65.15 GPixel/s

Pixel Rate

23.20 GPixel/s

179.2 GTexel/s

Texture Rate

58.00 GTexel/s

-

5.733 TFLOPS

FP32 (float)

1.856 TFLOPS

716.7 GFLOPS

FP64 (double)

464.0 GFLOPS

Board Design

500W

TDP

150W

900 W

Suggested PSU

450 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

4x DisplayPort 1.2

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Vesuvius

GPU Name

Cayman

Vesuvius XT (215-0852022)

GPU Variant

Cayman PRO GL

GCN 2.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

6.2 billion

Transistors

2.64 billion

438 mm²

Die Size

389 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

6.3

Shader Model

5.0

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