ATI FirePro V7900 vs AMD Radeon 550X 640SP

VS

ATI FirePro V7900

AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 48.00GB/s)

640 additional rendering cores

AMD Radeon 550X 640SP 's Advantages

Released 6 years and 11 months late

Boost Clock1071MHz

More VRAM (4GB vs 2GB)

Lower TDP (50W vs 150W)

Score

Benchmark

FP32 (float)

FirePro V7900 +35%

1.856 TFLOPS

Radeon 550X 640SP

1.371 TFLOPS

FirePro V7900

VS

Radeon 550X 640SP

Graphics Card

May 2011

Release Date

Apr 2018

FirePro

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1019 MHz

-

Boost Clock

1071 MHz

1250 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

48.00GB/s

Render Config

20

Compute Units

10

-

1280

Shading Units

640

80

TMUs

40

32

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

17.14 GPixel/s

58.00 GTexel/s

Texture Rate

42.84 GTexel/s

-

FP16 (half)

1371 GFLOPS

1.856 TFLOPS

FP32 (float)

1371 GFLOPS

464.0 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

150W

TDP

50W

450 W

Suggested PSU

250 W

4x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

1x 6-pin

Power Connectors

None

Graphics Processor

Cayman

GPU Name

Lexa

Cayman PRO GL

GPU Variant

Lexa PRO (215-0904018)

TeraScale 3

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

2.64 billion

Transistors

2.2 billion

389 mm²

Die Size

103 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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