AMD Radeon R9 255 OEM vs ATI FirePro V8750

VS

AMD Radeon R9 255 OEM

ATI FirePro V8750

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 255 OEM and 2GB VRAM FirePro V8750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 255 OEM 's Advantages

Released 5 years and 5 months late

Boost Clock930MHz

Lower TDP (65W vs 151W)

ATI FirePro V8750 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 73.60GB/s)

288 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 255 OEM

0.952 TFLOPS

FirePro V8750 +26%

1.2 TFLOPS

Radeon R9 255 OEM

VS

FirePro V8750

Graphics Card

Dec 2013

Release Date

Jul 2008

Volcanic Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

900 MHz

Base Clock

-

930 MHz

Boost Clock

-

1150 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

73.60GB/s

Bandwidth

115.2GB/s

Render Config

8

Compute Units

10

-

512

Shading Units

800

32

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

14.88 GPixel/s

Pixel Rate

12.00 GPixel/s

29.76 GTexel/s

Texture Rate

30.00 GTexel/s

-

952.3 GFLOPS

FP32 (float)

1200 GFLOPS

59.52 GFLOPS

FP64 (double)

240.0 GFLOPS

Board Design

65W

TDP

151W

250 W

Suggested PSU

450 W

No outputs

Outputs

1x DVI 2x DisplayPort 1.0 1x S-Video

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Cape Verde

GPU Name

RV770

Cape Verde PRX

GPU Variant

RV770 XT (215-0669049)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.5 billion

Transistors

0.956 billion

123 mm²

Die Size

256 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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