AMD Radeon R9 285X vs NVIDIA GeForce GT 630 Rev. 2 PCIe x8

VS

AMD Radeon R9 285X

NVIDIA GeForce GT 630 Rev. 2 PCIe x8

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 285X 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 R9 285X 's Advantages

More VRAM (3GB vs 2GB)

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

1664 additional rendering cores

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

Lower TDP (25W vs 200W)

Score

Benchmark

FP32 (float)

Radeon R9 285X +492%

4.104 TFLOPS

GeForce GT 630 Rev. 2 PCIe x8

0.693 TFLOPS

Radeon R9 285X

VS

GeForce GT 630 Rev. 2 PCIe x8

Graphics Card

Unknown

Release Date

May 2013

Volcanic Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

-

1375 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

384bit

Memory Bus

64bit

264.0GB/s

Bandwidth

14.40GB/s

Render Config

32

Compute Units

-

2048

Shading Units

384

128

TMUs

32

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

768 KB

L2 Cache

512 KB

-

Theoretical Performance

32.06 GPixel/s

Pixel Rate

7.216 GPixel/s

128.3 GTexel/s

Texture Rate

28.86 GTexel/s

-

4.104 TFLOPS

FP32 (float)

692.7 GFLOPS

-

FP64 (double)

28.86 GFLOPS

Board Design

200W

TDP

25W

550 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Tonga

GPU Name

GK208

Tonga XT (215-0851313)

GPU Variant

GK208-301-A1

GCN 3.0

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

1.02 billion

366 mm²

Die Size

87 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.5

6.3

Shader Model

5.1

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