AMD Radeon R9 295X2 vs AMD Radeon R7 250E

VS

AMD Radeon R9 295X2

AMD Radeon R7 250E

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 1024MB VRAM Radeon R7 250E to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 295X2 's Advantages

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (320.0GB/s vs 72.00GB/s)

2304 additional rendering cores

AMD Radeon R7 250E 's Advantages

Lower TDP (55W vs 500W)

Score

Benchmark

FP32 (float)

Radeon R9 295X2 +600%

5.733 TFLOPS

Radeon R7 250E

0.819 TFLOPS

Radeon R9 295X2

VS

Radeon R7 250E

Graphics Card

Apr 2014

Release Date

Dec 2013

Volcanic Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

1125 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

128bit

320.0GB/s

Bandwidth

72.00GB/s

Render Config

44

Compute Units

8

-

2816

Shading Units

512

176

TMUs

32

64

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

65.15 GPixel/s

Pixel Rate

12.80 GPixel/s

179.2 GTexel/s

Texture Rate

25.60 GTexel/s

-

5.733 TFLOPS

FP32 (float)

819.2 GFLOPS

716.7 GFLOPS

FP64 (double)

51.20 GFLOPS

Board Design

500W

TDP

55W

900 W

Suggested PSU

250 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

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

2x 8-pin

Power Connectors

None

Graphics Processor

Vesuvius

GPU Name

Cape Verde

Vesuvius XT (215-0852022)

GPU Variant

Cape Verde PRO

GCN 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

6.2 billion

Transistors

1.5 billion

438 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

6.3

Shader Model

5.1

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