NVIDIA GeForce GT 340 OEM vs AMD Radeon HD 6850

VS

NVIDIA GeForce GT 340 OEM

AMD Radeon HD 6850

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 340 OEM and 1024MB VRAM Radeon HD 6850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 340 OEM 's Advantages

Lower TDP (69W vs 127W)

AMD Radeon HD 6850 's Advantages

Released 8 months late

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

864 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 340 OEM

0.257 TFLOPS

Radeon HD 6850 +478%

1.488 TFLOPS

GeForce GT 340 OEM

VS

Radeon HD 6850

Graphics Card

Feb 2010

Release Date

Oct 2010

GeForce 300

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

850 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

27.20GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

12

SM Count

-

96

Shading Units

960

32

TMUs

48

8

ROPs

32

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

24.80 GPixel/s

17.60 GTexel/s

Texture Rate

37.20 GTexel/s

-

257.3 GFLOPS

FP32 (float)

1488 GFLOPS

-

Board Design

69W

TDP

127W

250 W

Suggested PSU

300 W

1x DVI 1x HDMI 1x VGA

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

GT215

GPU Name

Barts

GT215-301-A3

GPU Variant

Barts PRO (215-0798006)

Tesla 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.727 billion

Transistors

1.7 billion

144 mm²

Die Size

255 mm²

Graphics Features

11.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

1.2

CUDA

-

4.1

Shader Model

5.0

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