NVIDIA GeForce GTX 480 Core 512 vs AMD Radeon HD 8990 OEM

VS

NVIDIA GeForce GTX 480 Core 512

AMD Radeon HD 8990 OEM

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 480 Core 512 and 3GB VRAM Radeon HD 8990 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

Boost Clock1000MHz

More VRAM (3GB vs 1536GB)

Larger VRAM bandwidth (288.0GB/s vs 134.4GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 480 Core 512

1.078 TFLOPS

Radeon HD 8990 OEM +279%

4.096 TFLOPS

GeForce GTX 480 Core 512

VS

Radeon HD 8990 OEM

Graphics Card

Unknown

Release Date

Apr 2013

GeForce 400

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

950 MHz

-

Boost Clock

1000 MHz

700 MHz

Memory Clock

1500 MHz

Memory

1536MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

134.4GB/s

Bandwidth

288.0GB/s

Render Config

-

Compute Units

32

16

SM Count

-

512

Shading Units

2048

64

TMUs

128

48

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

768 KB

-

Theoretical Performance

16.86 GPixel/s

Pixel Rate

32.00 GPixel/s

33.73 GTexel/s

Texture Rate

128.0 GTexel/s

-

1078 GFLOPS

FP32 (float)

4.096 TFLOPS

-

FP64 (double)

1024 GFLOPS

Board Design

375W

TDP

375W

750 W

Suggested PSU

750 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 4x mini-DisplayPort 1.2

2x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

GF100

GPU Name

Malta

GF100-ES-DT1-A2

GPU Variant

Malta XT (215-0849026)

Fermi

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

3.1 billion

Transistors

4.313 billion

529 mm²

Die Size

365 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.0

CUDA

-

5.1

Shader Model

5.1

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