NVIDIA GeForce GT 630 Rev. 2 vs AMD Radeon HD 6970

VS

NVIDIA GeForce GT 630 Rev. 2 AMD Radeon HD 6970

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 630 Rev. 2 and 2GB VRAM Radeon HD 6970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 630 Rev. 2 's Advantages

Released 2 years and 5 months late

Lower TDP (25W vs 250W)

AMD Radeon HD 6970 's Advantages

Larger VRAM bandwidth (176.0GB/s vs 14.40GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 630 Rev. 2

0.693 TFLOPS

Radeon HD 6970 +290%

2.703 TFLOPS

GeForce GT 630 Rev. 2

VS

Radeon HD 6970

Graphics Card

May 2013

Release Date

Dec 2010

GeForce 600

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

1375 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

176.0GB/s

Render Config

-

SM Count

-

Compute Units

24

384

Shading Units

1536

32

TMUs

96

8

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

7.216 GPixel/s

Pixel Rate

28.16 GPixel/s

28.86 GTexel/s

Texture Rate

84.48 GTexel/s

-

FP16 (half)

-

692.7 GFLOPS

FP32 (float)

2.703 TFLOPS

28.86 GFLOPS

FP64 (double)

675.8 GFLOPS

Graphics Processor

GK208

GPU Name

Cayman

GK208-301-A1

GPU Variant

Cayman XT (215-0807007)

Kepler 2.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.02 billion

Transistors

2.64 billion

87 mm²

Die Size

389 mm²

Board Design

25W

TDP

250W

200 W

Suggested PSU

600 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

5.0

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