AMD Radeon HD 8990 OEM vs ATI Radeon X550 XT

VS

AMD Radeon HD 8990 OEM ATI Radeon X550 XT

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 8990 OEM and 128MB VRAM Radeon X550 XT 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 6 years and 3 months late

Boost Clock1000MHz

Larger VRAM bandwidth (288.0GB/s vs 9.600GB/s)

2048 additional rendering cores

Score

Radeon HD 8990 OEM

VS

Radeon X550 XT

Graphics Card

Apr 2013

Release Date

Jan 2007

Sea Islands

Generation

Radeon R300

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

950 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1500 MHz

Memory Clock

300 MHz

Memory

3GB

Memory Size

128MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

128bit

288.0GB/s

Bandwidth

9.600GB/s

Render Config

-

SM Count

-

32

Compute Units

-

2048

Shading Units

-

128

TMUs

4

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

1.600 GPixel/s

128.0 GTexel/s

Texture Rate

1.600 GTexel/s

-

FP16 (half)

-

4.096 TFLOPS

FP32 (float)

-

1024 GFLOPS

FP64 (double)

-

Graphics Processor

Malta

GPU Name

RV410

Malta XT (215-0849026)

GPU Variant

-

GCN 1.0

Architecture

R400

TSMC

Foundry

TSMC

28 nm

Process Size

110 nm

4.313 billion

Transistors

0.12 billion

365 mm²

Die Size

156 mm²

Board Design

375W

TDP

Unknown

750 W

Suggested PSU

200 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

9.0b (9_2)

4.6

OpenGL

2.0

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

-

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