AMD Radeon HD 6850 1440SP Edition vs AMD Radeon R7 250X

VS

AMD Radeon HD 6850 1440SP Edition AMD Radeon R7 250X

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 1440SP Edition and 1024MB VRAM Radeon R7 250X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 1440SP Edition 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 72.00GB/s)

800 additional rendering cores

AMD Radeon R7 250X 's Advantages

Released 1 years and 6 months late

Lower TDP (80W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 6850 1440SP Edition +71%

2.088 TFLOPS

Radeon R7 250X

1.216 TFLOPS

Radeon HD 6850 1440SP Edition

VS

Radeon R7 250X

Graphics Card

Aug 2012

Release Date

Feb 2014

Northern Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

1125 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

128.0GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

-

18

Compute Units

10

1440

Shading Units

640

72

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

23.20 GPixel/s

Pixel Rate

15.20 GPixel/s

52.20 GTexel/s

Texture Rate

38.00 GTexel/s

-

FP16 (half)

-

2.088 TFLOPS

FP32 (float)

1216 GFLOPS

417.6 GFLOPS

FP64 (double)

76.00 GFLOPS

Graphics Processor

Cypress

GPU Name

Cape Verde

Cypress PRO (215-0735043)

GPU Variant

Cape Verde XT

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.154 billion

Transistors

1.5 billion

334 mm²

Die Size

123 mm²

Board Design

151W

TDP

80W

450 W

Suggested PSU

250 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

5.1

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