AMD Radeon HD 6990 vs ATI Radeon X1550

VS

AMD Radeon HD 6990

ATI Radeon X1550

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 256MB VRAM Radeon X1550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990 's Advantages

Released 4 years and 2 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (160.0GB/s vs 12.80GB/s)

1536 additional rendering cores

ATI Radeon X1550 's Advantages

Lower TDP (27W vs 375W)

Score

Radeon HD 6990

VS

Radeon X1550

Graphics Card

Mar 2011

Release Date

Jan 2007

Northern Islands

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

12.80GB/s

Render Config

24

Compute Units

-

1536

Shading Units

-

96

TMUs

4

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

26.56 GPixel/s

Pixel Rate

2.200 GPixel/s

79.68 GTexel/s

Texture Rate

2.200 GTexel/s

-

2.550 TFLOPS

FP32 (float)

-

637.4 GFLOPS

FP64 (double)

-

Board Design

375W

TDP

27W

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 Processor

Antilles

GPU Name

RV516

Antilles XT (215-0807027)

GPU Variant

-

TeraScale 3

Architecture

R500

TSMC

Foundry

UMC

40 nm

Process Size

80 nm

2.64 billion

Transistors

0.107 billion

389 mm²

Die Size

100 mm²

Graphics Features

11.2 (11_0)

DirectX

9.0c (9_3)

4.4

OpenGL

2.1

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

3.0

Related GPU Comparisons

1

AMD Radeon HD 6990 vs NVIDIA GeForce GTX 750 GM206

2

AMD Radeon HD 6990 vs NVIDIA GeForce GTX 1650 GDDR6

3

AMD Radeon HD 6990 vs NVIDIA GeForce 8400 GS

4

AMD Radeon HD 6990 vs NVIDIA GeForce RTX 3070 6144 SP

5

AMD Radeon HD 6990 vs NVIDIA GeForce 9500 GT

6

AMD Radeon HD 6990 vs AMD FireStream 9270

7

AMD Radeon HD 6990 vs AMD Radeon HD 7350 OEM PCI

8

AMD Radeon HD 6990 vs NVIDIA GeForce RTX 5060 Ti

9

AMD Radeon HD 6990 vs ATI Radeon HD 4890

10

AMD Radeon HD 6990 vs NVIDIA GeForce RTX 3070 Ti 16 GB

Related News

1

CXMT Reportedly Achieves 80% Yield in DDR5 Production

2

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

3

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

4

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

5

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

6

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

7

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

8

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

9

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

10

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage