AMD Radeon HD 6990 vs AMD Radeon R7 250 OEM

VS

AMD Radeon HD 6990

AMD Radeon R7 250 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 2GB VRAM Radeon R7 250 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 32.00GB/s)

1152 additional rendering cores

AMD Radeon R7 250 OEM 's Advantages

Released 2 years and 7 months late

Boost Clock1050MHz

Lower TDP (65W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990 +216%

2.55 TFLOPS

Radeon R7 250 OEM

0.806 TFLOPS

Radeon HD 6990

VS

Radeon R7 250 OEM

Graphics Card

Mar 2011

Release Date

Oct 2013

Northern Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1050 MHz

1250 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

32.00GB/s

Render Config

24

Compute Units

6

-

1536

Shading Units

384

96

TMUs

24

32

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

26.56 GPixel/s

Pixel Rate

8.400 GPixel/s

79.68 GTexel/s

Texture Rate

25.20 GTexel/s

-

2.550 TFLOPS

FP32 (float)

806.4 GFLOPS

637.4 GFLOPS

FP64 (double)

50.40 GFLOPS

Board Design

375W

TDP

65W

750 W

Suggested PSU

250 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Antilles

GPU Name

Oland

Antilles XT (215-0807027)

GPU Variant

Oland XT (215-0837000)

TeraScale 3

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.64 billion

Transistors

0.95 billion

389 mm²

Die Size

77 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

Related GPU Comparisons

1

AMD Radeon HD 6990 vs AMD Radeon HD 7970 X2

2

AMD Radeon HD 6990 vs AMD Radeon HD 8570 OEM Rebrand

3

AMD Radeon HD 6990 vs NVIDIA GeForce 8400 GS

4

AMD Radeon HD 6990 vs ATI FirePro V8800

5

AMD Radeon HD 6990 vs AMD Radeon Pro WX 8100

6

AMD Radeon HD 6990 vs AMD Radeon R5 430 OEM

7

AMD Radeon HD 6990 vs ATI Radeon HD 5770 Mac Edition

8

AMD Radeon HD 6990 vs AMD Radeon RX Vega 64

9

AMD Radeon HD 6990 vs NVIDIA GeForce GTX 480 Core 512

10

AMD Radeon HD 6990 vs NVIDIA GeForce GTX 680

Related News

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU