AMD Radeon R7 250E vs AMD Radeon HD 8470 OEM

VS

AMD Radeon R7 250E

AMD Radeon HD 8470 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250E and 1024MB VRAM Radeon HD 8470 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 250E 's Advantages

Released 11 months late

Larger VRAM bandwidth (72.00GB/s vs 25.60GB/s)

352 additional rendering cores

AMD Radeon HD 8470 OEM 's Advantages

Lower TDP (35W vs 55W)

Score

Benchmark

FP32 (float)

Radeon R7 250E +230%

0.819 TFLOPS

Radeon HD 8470 OEM

0.248 TFLOPS

Radeon R7 250E

VS

Radeon HD 8470 OEM

Graphics Card

Dec 2013

Release Date

Jan 2013

Volcanic Islands

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

72.00GB/s

Bandwidth

25.60GB/s

Render Config

8

Compute Units

2

-

512

Shading Units

160

32

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

3.100 GPixel/s

25.60 GTexel/s

Texture Rate

6.200 GTexel/s

-

819.2 GFLOPS

FP32 (float)

248.0 GFLOPS

51.20 GFLOPS

FP64 (double)

-

Board Design

55W

TDP

35W

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a

None

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

Caicos

Cape Verde PRO

GPU Variant

Caicos XT (215-0804070)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

0.37 billion

123 mm²

Die Size

67 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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