AMD Radeon R9 M280X vs AMD Radeon HD 6990M

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M280X and 2GB VRAM Radeon HD 6990M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M280X 's Advantages

Released 3 years and 7 months late

Boost Clock1000MHz

More VRAM (4GB vs 2GB)

AMD Radeon HD 6990M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 88.00GB/s)

224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M280X +11%

1.792 TFLOPS

Radeon HD 6990M

1.602 TFLOPS

Radeon R9 M280X

VS

Radeon HD 6990M

Graphics Card

Feb 2015

Release Date

Jul 2011

Gem System

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

900 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1375 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

88.00GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

14

Compute Units

14

896

Shading Units

1120

56

TMUs

56

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

22.88 GPixel/s

56.00 GTexel/s

Texture Rate

40.04 GTexel/s

-

FP16 (half)

-

1.792 TFLOPS

FP32 (float)

1.602 TFLOPS

112.0 GFLOPS

FP64 (double)

-

Graphics Processor

Saturn

GPU Name

Blackcomb

Saturn XT (216-0843024)

GPU Variant

Blackcomb XTX (216-0811030)

GCN 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

1.7 billion

160 mm²

Die Size

212 mm²

Board Design

Unknown

TDP

100W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.2.170

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

5.0

Related GPU Comparisons

1

AMD Radeon R9 M280X vs AMD Radeon HD 8850M

2

AMD Radeon R9 M280X vs NVIDIA GeForce GT 330M

3

AMD Radeon R9 M280X vs AMD Radeon Pro WX 4150 Mobile

4

AMD Radeon R9 M280X vs NVIDIA GeForce 615

5

AMD Radeon R9 M280X vs AMD Radeon RX 580X Mobile

6

AMD Radeon R9 M280X vs AMD Radeon R9 A375

7

AMD Radeon R9 M280X vs AMD Radeon HD 8830M

8

AMD Radeon R9 M280X vs AMD Radeon HD 6650M

9

AMD Radeon R9 M280X vs NVIDIA GeForce GT 745M

10

AMD Radeon R9 M280X vs AMD Radeon E8950

Related News

1

AMD Ryzen 9000 DDR5 Memory Frequency Soars: Reaches 8000MHz with All Four Slots Occupied

2

Snapdragon 8 Gen 4 to Feature Frame Interpolation for GPU: A Game-Changing Experience

3

Intel Adds 5 New Device IDs to Latest Linux Xe Kernel in Preparation for Battlemage

4

Ryzen AI 9 365 Benchmark Results Leaked: Significant Improvements in Multi-Core and IPC Performance Over Previous Generation

5

Concerns Raised by Unstable 13th/14th Gen Core CPUs: Motherboard Manufacturers Worry About Impact on Arrow Lake Release and Sales

6

Do You Really Know What a "Rendering Engine" Is? Read This Article to Understand All About It

7

New AMD Zen5 Ryzen 9000 Motherboards X870E/X870 to Adopt USB4! But You’ll Have to Wait Two More Months

8

Surpassing RTX 2050! Intel's Next-Gen Integrated Graphics Benchmark Closely Approaches AMD

9

New Benchmarks for AMD Ryzen AI 9 HX 370 Revealed: Single-Core Parity with R9 7945HX3D, Multi-Core Still Lower

10

X3D Performance Beyond Words! AMD Ryzen 7 9700X May Unlock Power Consumption: From 65W to 120W