AMD Radeon HD 6850 1440SP Edition vs NVIDIA GeForce GT 340 OEM

VS

AMD Radeon HD 6850 1440SP Edition

NVIDIA GeForce GT 340 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 1440SP Edition and 1024MB VRAM GeForce GT 340 OEM 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

Released 2 years and 6 months late

Larger VRAM bandwidth (128.0GB/s vs 27.20GB/s)

1344 additional rendering cores

NVIDIA GeForce GT 340 OEM 's Advantages

Lower TDP (69W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 6850 1440SP Edition +712%

2.088 TFLOPS

GeForce GT 340 OEM

0.257 TFLOPS

Radeon HD 6850 1440SP Edition

VS

GeForce GT 340 OEM

Graphics Card

Aug 2012

Release Date

Feb 2010

Northern Islands

Generation

GeForce 300

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

850 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

128.0GB/s

Bandwidth

27.20GB/s

Render Config

18

Compute Units

-

SM Count

12

1440

Shading Units

96

72

TMUs

32

ROPs

8

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

4.400 GPixel/s

52.20 GTexel/s

Texture Rate

17.60 GTexel/s

-

2.088 TFLOPS

FP32 (float)

257.3 GFLOPS

417.6 GFLOPS

FP64 (double)

-

Board Design

151W

TDP

69W

450 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

Cypress

GPU Name

GT215

Cypress PRO (215-0735043)

GPU Variant

GT215-301-A3

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.154 billion

Transistors

0.727 billion

334 mm²

Die Size

144 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

5.0

Shader Model

4.1

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