AMD Radeon R7 250 vs AMD Radeon HD 7950 Boost

VS

AMD Radeon R7 250 AMD Radeon HD 7950 Boost

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250 and 3GB VRAM Radeon HD 7950 Boost to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 250 's Advantages

Released 1 years and 4 months late

Lower TDP (55W vs 200W)

AMD Radeon HD 7950 Boost 's Advantages

Boost Clock925MHz

More VRAM (3GB vs 1GB)

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

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 250

0.717 TFLOPS

Radeon HD 7950 Boost +362%

3.315 TFLOPS

Radeon R7 250

VS

Radeon HD 7950 Boost

Graphics Card

Oct 2013

Release Date

Jun 2012

Volcanic Islands

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

850 MHz

-

Boost Clock

925 MHz

900 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

3GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

384bit

28.80GB/s

Bandwidth

240.0GB/s

Render Config

-

SM Count

-

8

Compute Units

28

512

Shading Units

1792

32

TMUs

112

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

768 KB

Theoretical Performance

11.20 GPixel/s

Pixel Rate

29.60 GPixel/s

22.40 GTexel/s

Texture Rate

103.6 GTexel/s

-

FP16 (half)

-

716.8 GFLOPS

FP32 (float)

3.315 TFLOPS

44.80 GFLOPS

FP64 (double)

828.8 GFLOPS

Graphics Processor

Cape Verde

GPU Name

Tahiti

Cape Verde PRO

GPU Variant

Tahiti PRO2 (215-0821282)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

4.313 billion

123 mm²

Die Size

352 mm²

Board Design

55W

TDP

200W

250 W

Suggested PSU

550 W

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

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

5.1

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