NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs AMD Radeon HD 8970 OEM

VS

NVIDIA GeForce GT 630 Rev. 2 PCIe x8

AMD Radeon HD 8970 OEM

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 and 3GB VRAM Radeon HD 8970 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

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

Lower TDP (25W vs 250W)

AMD Radeon HD 8970 OEM 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (264.0GB/s vs 14.40GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 630 Rev. 2 PCIe x8

0.693 TFLOPS

Radeon HD 8970 OEM +446%

3.789 TFLOPS

GeForce GT 630 Rev. 2 PCIe x8

VS

Radeon HD 8970 OEM

Graphics Card

May 2013

Release Date

Jan 2013

GeForce 600

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 2.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1375 MHz

Memory

2GB

Memory Size

3GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

384bit

14.40GB/s

Bandwidth

264.0GB/s

Render Config

-

Compute Units

32

-

384

Shading Units

2048

32

TMUs

128

8

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

768 KB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

29.60 GPixel/s

28.86 GTexel/s

Texture Rate

118.4 GTexel/s

-

692.7 GFLOPS

FP32 (float)

3.789 TFLOPS

28.86 GFLOPS

FP64 (double)

947.2 GFLOPS

Board Design

25W

TDP

250W

200 W

Suggested PSU

600 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK208

GPU Name

Tahiti

GK208-301-A1

GPU Variant

Tahiti XT (215-0821060)

Kepler 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.02 billion

Transistors

4.313 billion

87 mm²

Die Size

352 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.5

CUDA

-

5.1

Shader Model

5.1

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