AMD Radeon HD 6990M vs AMD Radeon R5 A320

VS

AMD Radeon HD 6990M

AMD Radeon R5 A320

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 1024MB VRAM Radeon R5 A320 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 16.00GB/s)

800 additional rendering cores

AMD Radeon R5 A320 's Advantages

Released 3 years and 6 months late

Boost Clock825MHz

Score

Benchmark

FP32 (float)

Radeon HD 6990M +203%

1.602 TFLOPS

Radeon R5 A320

0.528 TFLOPS

Radeon HD 6990M

VS

Radeon R5 A320

Graphics Card

Jul 2011

Release Date

Jan 2015

Vancouver

Generation

All-In-One

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

750 MHz

-

Boost Clock

825 MHz

900 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

16.00GB/s

Render Config

14

Compute Units

5

-

1120

Shading Units

320

56

TMUs

20

32

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

22.88 GPixel/s

Pixel Rate

6.600 GPixel/s

40.04 GTexel/s

Texture Rate

16.50 GTexel/s

-

1.602 TFLOPS

FP32 (float)

528.0 GFLOPS

-

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

Jet

Blackcomb XTX (216-0811030)

GPU Variant

Jet PRO (216-0856040)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

0.69 billion

212 mm²

Die Size

56 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5 (5.1)

Related GPU Comparisons

1

AMD Radeon HD 6990M vs NVIDIA GeForce RTX 3050 Max-Q Refresh 6 GB

2

AMD Radeon HD 6990M vs NVIDIA GeForce GT 320M

3

AMD Radeon HD 6990M vs AMD Radeon R9 M265X

4

AMD Radeon HD 6990M vs AMD Radeon R7 M460

5

AMD Radeon HD 6990M vs ATI Mobility Radeon HD 5850

6

AMD Radeon HD 6990M vs NVIDIA GeForce 615

7

AMD Radeon HD 6990M vs Intel Arc A730M

8

AMD Radeon HD 6990M vs NVIDIA GeForce GT 445M

9

AMD Radeon HD 6990M vs NVIDIA GeForce RTX 3080 Max Q

10

AMD Radeon HD 6990M vs AMD Radeon HD 7950M

Related News

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!