AMD Radeon RX 455 OEM vs ATI FirePro V7900 SDI

VS

AMD Radeon RX 455 OEM

ATI FirePro V7900 SDI

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 455 OEM and 2GB VRAM FirePro V7900 SDI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 455 OEM 's Advantages

Released 5 years and 1 months late

Lower TDP (100W vs 150W)

ATI FirePro V7900 SDI 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 104.0GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 455 OEM

1.613 TFLOPS

FirePro V7900 SDI +15%

1.856 TFLOPS

Radeon RX 455 OEM

VS

FirePro V7900 SDI

Graphics Card

Jun 2016

Release Date

May 2011

Arctic Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1625 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

104.0GB/s

Bandwidth

160.0GB/s

Render Config

12

Compute Units

20

-

768

Shading Units

1280

48

TMUs

80

16

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

16.80 GPixel/s

Pixel Rate

23.20 GPixel/s

50.40 GTexel/s

Texture Rate

58.00 GTexel/s

-

1.613 TFLOPS

FP32 (float)

1.856 TFLOPS

100.8 GFLOPS

FP64 (double)

464.0 GFLOPS

Board Design

100W

TDP

150W

300 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

4x SDI

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Tobago

GPU Name

Cayman

Tobago PRO (215-0875010)

GPU Variant

Cayman PRO GL

GCN 2.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

2.64 billion

160 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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