NVIDIA GeForce 8800 Ultra vs AMD Radeon R9 390

VS

NVIDIA GeForce 8800 Ultra AMD Radeon R9 390

We compared two Desktop platform GPUs: 768MB VRAM GeForce 8800 Ultra and 8GB VRAM Radeon R9 390 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8800 Ultra 's Advantages

Lower TDP (171W vs 275W)

AMD Radeon R9 390 's Advantages

Released 8 years and 1 months late

Larger VRAM bandwidth (384.0GB/s vs 103.7GB/s)

2432 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8800 Ultra

0.387 TFLOPS

Radeon R9 390 +1222%

5.12 TFLOPS

GeForce 8800 Ultra

VS

Radeon R9 390

Graphics Card

May 2007

Release Date

Jun 2015

GeForce 8

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1080 MHz

Memory Clock

1500 MHz

Memory

768MB

Memory Size

8GB

GDDR3

Memory Type

GDDR5

384bit

Memory Bus

512bit

103.7GB/s

Bandwidth

384.0GB/s

Render Config

16

SM Count

-

Compute Units

40

128

Shading Units

2560

32

TMUs

160

24

ROPs

64

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

96 KB

L2 Cache

1024 KB

Theoretical Performance

14.69 GPixel/s

Pixel Rate

64.00 GPixel/s

39.17 GTexel/s

Texture Rate

160.0 GTexel/s

-

FP16 (half)

-

387.1 GFLOPS

FP32 (float)

5.120 TFLOPS

-

FP64 (double)

640.0 GFLOPS

Graphics Processor

G80

GPU Name

Grenada

G80-450-A3

GPU Variant

Grenada PRO (215-0880030)

Tesla

Architecture

GCN 2.0

TSMC

Foundry

TSMC

90 nm

Process Size

28 nm

0.681 billion

Transistors

6.2 billion

484 mm²

Die Size

438 mm²

Board Design

171W

TDP

275W

450 W

Suggested PSU

600 W

2x DVI 1x S-Video

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

11.1 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1 (1.0)

OpenCL

2.0

N/A

Vulkan

1.2

1.0

CUDA

-

4.0

Shader Model

6.3

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