AMD Radeon 550X vs NVIDIA GeForce 8800 Ultra

VS

AMD Radeon 550X

NVIDIA GeForce 8800 Ultra

We compared two Desktop platform GPUs: 2GB VRAM Radeon 550X and 768MB VRAM GeForce 8800 Ultra to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 's Advantages

Released 11 years and 10 months late

Boost Clock1218MHz

More VRAM (2GB vs 768GB)

Larger VRAM bandwidth (112.0GB/s vs 103.7GB/s)

384 additional rendering cores

Lower TDP (50W vs 171W)

Score

Benchmark

FP32 (float)

Radeon 550X +222%

1.247 TFLOPS

GeForce 8800 Ultra

0.387 TFLOPS

Radeon 550X

VS

GeForce 8800 Ultra

Graphics Card

Mar 2019

Release Date

May 2007

Polaris

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

1082 MHz

Base Clock

-

1218 MHz

Boost Clock

-

1750 MHz

Memory Clock

1080 MHz

Memory

2GB

Memory Size

768MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

384bit

112.0GB/s

Bandwidth

103.7GB/s

Render Config

8

Compute Units

-

SM Count

16

512

Shading Units

128

32

TMUs

32

16

ROPs

24

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

96 KB

-

Theoretical Performance

19.49 GPixel/s

Pixel Rate

14.69 GPixel/s

38.98 GTexel/s

Texture Rate

39.17 GTexel/s

1247 GFLOPS

FP16 (half)

-

1247 GFLOPS

FP32 (float)

387.1 GFLOPS

77.95 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

171W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Processor

Lexa

GPU Name

G80

Lexa PRO (215-0904018)

GPU Variant

G80-450-A3

GCN 4.0

Architecture

Tesla

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

90 nm

2.2 billion

Transistors

0.681 billion

103 mm²

Die Size

484 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1 (1.0)

1.2

Vulkan

N/A

-

CUDA

1.0

6.4

Shader Model

4.0

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