AMD Radeon R9 390 vs NVIDIA GeForce 8800 GS

VS

AMD Radeon R9 390

NVIDIA GeForce 8800 GS

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 and 384MB VRAM GeForce 8800 GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 's Advantages

Released 7 years and 5 months late

More VRAM (8GB vs 384GB)

Larger VRAM bandwidth (384.0GB/s vs 38.40GB/s)

2464 additional rendering cores

NVIDIA GeForce 8800 GS 's Advantages

Lower TDP (105W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390 +1839%

5.12 TFLOPS

GeForce 8800 GS

0.264 TFLOPS

Radeon R9 390

VS

GeForce 8800 GS

Graphics Card

Jun 2015

Release Date

Jan 2008

Pirate Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

384MB

GDDR5

Memory Type

GDDR3

512bit

Memory Bus

192bit

384.0GB/s

Bandwidth

38.40GB/s

Render Config

40

Compute Units

-

SM Count

12

2560

Shading Units

96

160

TMUs

48

64

ROPs

12

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

48 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

6.600 GPixel/s

160.0 GTexel/s

Texture Rate

26.40 GTexel/s

-

5.120 TFLOPS

FP32 (float)

264.0 GFLOPS

640.0 GFLOPS

FP64 (double)

-

Board Design

275W

TDP

105W

600 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Grenada

GPU Name

G92

Grenada PRO (215-0880030)

GPU Variant

G92-150-A2

GCN 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

6.2 billion

Transistors

0.754 billion

438 mm²

Die Size

324 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

6.3

Shader Model

4.0

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