NVIDIA GeForce 8800 Ultra vs AMD Radeon R7 250XE

VS

NVIDIA GeForce 8800 Ultra

AMD Radeon R7 250XE

We compared two Desktop platform GPUs: 768MB VRAM GeForce 8800 Ultra and 1024MB VRAM Radeon R7 250XE 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 72.00GB/s)

AMD Radeon R7 250XE 's Advantages

Released 7 years and 3 months late

More VRAM (1024GB vs 768GB)

512 additional rendering cores

Lower TDP (80W vs 171W)

Score

Benchmark

FP32 (float)

GeForce 8800 Ultra

0.387 TFLOPS

Radeon R7 250XE +184%

1.101 TFLOPS

GeForce 8800 Ultra

VS

Radeon R7 250XE

Graphics Card

May 2007

Release Date

Aug 2014

GeForce 8

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1080 MHz

Memory Clock

1125 MHz

Memory

768MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

384bit

Memory Bus

128bit

103.7GB/s

Bandwidth

72.00GB/s

Render Config

-

Compute Units

10

16

SM Count

-

128

Shading Units

640

32

TMUs

40

24

ROPs

16

-

L1 Cache

16 KB (per CU)

96 KB

L2 Cache

256 KB

-

Theoretical Performance

14.69 GPixel/s

Pixel Rate

13.76 GPixel/s

39.17 GTexel/s

Texture Rate

34.40 GTexel/s

-

387.1 GFLOPS

FP32 (float)

1101 GFLOPS

-

FP64 (double)

68.80 GFLOPS

Board Design

171W

TDP

80W

450 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

G80

GPU Name

Cape Verde

G80-450-A3

GPU Variant

Cape Verde XT

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

90 nm

Process Size

28 nm

0.681 billion

Transistors

1.5 billion

484 mm²

Die Size

123 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1 (1.0)

OpenCL

1.2

N/A

Vulkan

1.2

1.0

CUDA

-

4.0

Shader Model

5.1

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