AMD Radeon HD 8990 OEM vs NVIDIA GeForce GT 320 OEM

VS

AMD Radeon HD 8990 OEM

NVIDIA GeForce GT 320 OEM

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 8990 OEM and 1024MB VRAM GeForce GT 320 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8990 OEM 's Advantages

Released 3 years and 2 months late

Boost Clock1000MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (288.0GB/s vs 25.28GB/s)

1976 additional rendering cores

NVIDIA GeForce GT 320 OEM 's Advantages

Lower TDP (43W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 8990 OEM +2078%

4.096 TFLOPS

GeForce GT 320 OEM

0.188 TFLOPS

Radeon HD 8990 OEM

VS

GeForce GT 320 OEM

Graphics Card

Apr 2013

Release Date

Feb 2010

Sea Islands

Generation

GeForce 300

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

950 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1500 MHz

Memory Clock

790 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

128bit

288.0GB/s

Bandwidth

25.28GB/s

Render Config

32

Compute Units

-

SM Count

9

2048

Shading Units

72

128

TMUs

24

32

ROPs

8

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

64 KB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

4.320 GPixel/s

128.0 GTexel/s

Texture Rate

12.96 GTexel/s

-

4.096 TFLOPS

FP32 (float)

187.5 GFLOPS

1024 GFLOPS

FP64 (double)

-

Board Design

375W

TDP

43W

750 W

Suggested PSU

200 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Malta

GPU Name

GT215

Malta XT (215-0849026)

GPU Variant

GT215-250-A2

GCN 1.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

0.727 billion

365 mm²

Die Size

144 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.2

5.1

Shader Model

4.1

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