AMD Radeon R7 240 vs AMD Radeon HD 7950 Mac Edition

VS

AMD Radeon R7 240

AMD Radeon HD 7950 Mac Edition

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 240 and 3GB VRAM Radeon HD 7950 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 240 's Advantages

Released 7 months late

Boost Clock780MHz

Lower TDP (30W vs 200W)

AMD Radeon HD 7950 Mac Edition 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (240.0GB/s vs 28.80GB/s)

1472 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 240

0.499 TFLOPS

Radeon HD 7950 Mac Edition +474%

2.867 TFLOPS

Radeon R7 240

VS

Radeon HD 7950 Mac Edition

Graphics Card

Oct 2013

Release Date

Mar 2013

Volcanic Islands

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

900 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

3GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

384bit

28.80GB/s

Bandwidth

240.0GB/s

Render Config

5

Compute Units

28

-

320

Shading Units

1792

20

TMUs

112

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

25.60 GPixel/s

15.60 GTexel/s

Texture Rate

89.60 GTexel/s

-

499.2 GFLOPS

FP32 (float)

2.867 TFLOPS

-

FP64 (double)

716.8 GFLOPS

Board Design

30W

TDP

200W

200 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

None

Power Connectors

2x 6-pin

Graphics Processor

Oland

GPU Name

Tahiti

Oland PRO (215-0837015)

GPU Variant

Tahiti PRO (215-0821056)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

4.313 billion

77 mm²

Die Size

352 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

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