AMD Radeon HD 8740 OEM vs AMD Radeon HD 6850

VS

AMD Radeon HD 8740 OEM

AMD Radeon HD 6850

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8740 OEM and 1024MB VRAM Radeon HD 6850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8740 OEM 's Advantages

Released 2 years and 11 months late

Lower TDP (55W vs 127W)

AMD Radeon HD 6850 's Advantages

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

448 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8740 OEM

0.819 TFLOPS

Radeon HD 6850 +81%

1.488 TFLOPS

Radeon HD 8740 OEM

VS

Radeon HD 6850

Graphics Card

Sep 2013

Release Date

Oct 2010

Sea Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

72.00GB/s

Bandwidth

128.0GB/s

Render Config

8

Compute Units

12

-

512

Shading Units

960

32

TMUs

48

16

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

24.80 GPixel/s

25.60 GTexel/s

Texture Rate

37.20 GTexel/s

-

819.2 GFLOPS

FP32 (float)

1488 GFLOPS

51.20 GFLOPS

FP64 (double)

-

Board Design

55W

TDP

127W

250 W

Suggested PSU

300 W

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

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

Cape Verde

GPU Name

Barts

Cape Verde PRO

GPU Variant

Barts PRO (215-0798006)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

1.7 billion

123 mm²

Die Size

255 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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