NVIDIA GeForce 8800 Ultra vs NVIDIA GeForce GT 630

VS

NVIDIA GeForce 8800 Ultra NVIDIA GeForce GT 630

We compared two Desktop platform GPUs: 768MB VRAM GeForce 8800 Ultra and 1024MB VRAM GeForce GT 630 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8800 Ultra 's Advantages

Larger VRAM bandwidth (103.7GB/s vs 28.80GB/s)

32 additional rendering cores

NVIDIA GeForce GT 630 's Advantages

Released 5 years late

More VRAM (1024GB vs 768GB)

Lower TDP (65W vs 171W)

Score

Benchmark

FP32 (float)

GeForce 8800 Ultra +24%

0.387 TFLOPS

GeForce GT 630

0.311 TFLOPS

GeForce 8800 Ultra

VS

GeForce GT 630

Graphics Card

May 2007

Release Date

May 2012

GeForce 8

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1080 MHz

Memory Clock

900 MHz

Memory

768MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

384bit

Memory Bus

128bit

103.7GB/s

Bandwidth

28.80GB/s

Render Config

16

SM Count

2

-

Compute Units

-

128

Shading Units

96

32

TMUs

16

24

ROPs

4

-

Tensor Cores

-

RT Cores

-

L1 Cache

64 KB (per SM)

96 KB

L2 Cache

256 KB

Theoretical Performance

14.69 GPixel/s

Pixel Rate

3.240 GPixel/s

39.17 GTexel/s

Texture Rate

12.96 GTexel/s

-

FP16 (half)

-

387.1 GFLOPS

FP32 (float)

311.0 GFLOPS

-

FP64 (double)

25.92 GFLOPS

Graphics Processor

G80

GPU Name

GF108

G80-450-A3

GPU Variant

GF108-400-A1

Tesla

Architecture

Fermi

TSMC

Foundry

TSMC

90 nm

Process Size

40 nm

0.681 billion

Transistors

0.585 billion

484 mm²

Die Size

116 mm²

Board Design

171W

TDP

65W

450 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1 (1.0)

OpenCL

1.1

N/A

Vulkan

N/A

1.0

CUDA

2.1

4.0

Shader Model

5.1

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