AMD Radeon R7 340 OEM vs ATI FirePro V7900

VS

AMD Radeon R7 340 OEM

ATI FirePro V7900

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 340 OEM and 2GB VRAM FirePro V7900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 340 OEM 's Advantages

Released 4 years late

Boost Clock780MHz

Lower TDP (50W vs 150W)

ATI FirePro V7900 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 64.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 340 OEM

0.599 TFLOPS

FirePro V7900 +209%

1.856 TFLOPS

Radeon R7 340 OEM

VS

FirePro V7900

Graphics Card

May 2015

Release Date

May 2011

Pirate Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

1000 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

160.0GB/s

Render Config

6

Compute Units

20

-

384

Shading Units

1280

24

TMUs

80

8

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

23.20 GPixel/s

18.72 GTexel/s

Texture Rate

58.00 GTexel/s

-

599.0 GFLOPS

FP32 (float)

1.856 TFLOPS

37.44 GFLOPS

FP64 (double)

464.0 GFLOPS

Board Design

50W

TDP

150W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

4x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

Oland

GPU Name

Cayman

-

GPU Variant

Cayman PRO GL

GCN 1.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

2.64 billion

77 mm²

Die Size

389 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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