NVIDIA GeForce GT 630 vs AMD Radeon HD 7850

VS

NVIDIA GeForce GT 630

AMD Radeon HD 7850

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 630 and 2GB VRAM Radeon HD 7850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 630 's Advantages

Lower TDP (65W vs 130W)

AMD Radeon HD 7850 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 28.80GB/s)

928 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 630

0.311 TFLOPS

Radeon HD 7850 +466%

1.761 TFLOPS

GeForce GT 630

VS

Radeon HD 7850

Graphics Card

May 2012

Release Date

Mar 2012

GeForce 600

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

16

2

SM Count

-

96

Shading Units

1024

16

TMUs

64

4

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

3.240 GPixel/s

Pixel Rate

27.52 GPixel/s

12.96 GTexel/s

Texture Rate

55.04 GTexel/s

-

311.0 GFLOPS

FP32 (float)

1.761 TFLOPS

25.92 GFLOPS

FP64 (double)

110.1 GFLOPS

Board Design

65W

TDP

130W

250 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

GF108

GPU Name

Pitcairn

GF108-400-A1

GPU Variant

Pitcairn PRO (215-0828062)

Fermi

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.585 billion

Transistors

2.8 billion

116 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

5.1

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