AMD Radeon HD 6850 vs NVIDIA GeForce GT 630 Rev. 2 PCIe x8

VS

AMD Radeon HD 6850 NVIDIA GeForce GT 630 Rev. 2 PCIe x8

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 and 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 14.40GB/s)

576 additional rendering cores

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 's Advantages

Released 2 years and 7 months late

More VRAM (2GB vs 1GB)

Lower TDP (25W vs 127W)

Score

Benchmark

FP32 (float)

Radeon HD 6850 +114%

1.488 TFLOPS

GeForce GT 630 Rev. 2 PCIe x8

0.693 TFLOPS

Radeon HD 6850

VS

GeForce GT 630 Rev. 2 PCIe x8

Graphics Card

Oct 2010

Release Date

May 2013

Northern Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

128.0GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

12

Compute Units

-

960

Shading Units

384

48

TMUs

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

Theoretical Performance

24.80 GPixel/s

Pixel Rate

7.216 GPixel/s

37.20 GTexel/s

Texture Rate

28.86 GTexel/s

-

FP16 (half)

-

1488 GFLOPS

FP32 (float)

692.7 GFLOPS

-

FP64 (double)

28.86 GFLOPS

Graphics Processor

Barts

GPU Name

GK208

Barts PRO (215-0798006)

GPU Variant

GK208-301-A1

TeraScale 2

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

1.02 billion

255 mm²

Die Size

87 mm²

Board Design

127W

TDP

25W

300 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.5

5.0

Shader Model

5.1

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