AMD Radeon R9 270 vs NVIDIA GeForce GT 630 Rev. 2 PCIe x8

VS

AMD Radeon R9 270

NVIDIA GeForce GT 630 Rev. 2 PCIe x8

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 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 270 's Advantages

Released 6 months late

Boost Clock925MHz

Larger VRAM bandwidth (179.2GB/s vs 14.40GB/s)

896 additional rendering cores

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

Lower TDP (25W vs 150W)

Score

Benchmark

FP32 (float)

Radeon R9 270 +241%

2.368 TFLOPS

GeForce GT 630 Rev. 2 PCIe x8

0.693 TFLOPS

Radeon R9 270

VS

GeForce GT 630 Rev. 2 PCIe x8

Graphics Card

Nov 2013

Release Date

May 2013

Volcanic Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1400 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

179.2GB/s

Bandwidth

14.40GB/s

Render Config

20

Compute Units

-

1280

Shading Units

384

80

TMUs

32

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

7.216 GPixel/s

74.00 GTexel/s

Texture Rate

28.86 GTexel/s

-

2.368 TFLOPS

FP32 (float)

692.7 GFLOPS

148.0 GFLOPS

FP64 (double)

28.86 GFLOPS

Board Design

150W

TDP

25W

450 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

Power Connectors

None

Graphics Processor

Curacao

GPU Name

GK208

Curacao PRO (215-0848000)

GPU Variant

GK208-301-A1

GCN 1.0

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

1.02 billion

212 mm²

Die Size

87 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.5

5.1

Shader Model

5.1

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