Home GPU Comparison AMD Radeon R9 M280X vs AMD Radeon HD 8690M

AMD Radeon R9 M280X vs AMD Radeon HD 8690M

AMD Radeon R9 M280X
VS
AMD Radeon HD 8690M
AMD Radeon R9 M280X
AMD Radeon HD 8690M
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M280X and 2GB VRAM Radeon HD 8690M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M280X 's Advantages
Released 1 years and 11 months late
Boost Clock has increased by 3% (1000MHz vs 975MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (88.00GB/s vs 32.00GB/s)
576 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R9 M280X +187%
1.792 TFLOPS
Radeon HD 8690M
0.624 TFLOPS
Radeon R9 M280X
VS
Radeon HD 8690M

Graphics Card

Feb 2015
Release Date
Mar 2013
Gem System
Generation
Solar System
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

900 MHz
Base Clock
925 MHz
1000 MHz
Boost Clock
975 MHz
1375 MHz
Memory Clock
1000 MHz

Memory

4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
64bit
88.00GB/s
Bandwidth
32.00GB/s

Render Config

14
Compute Units
5
-
-
-
896
Shading Units
320
56
TMUs
20
16
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

16.00 GPixel/s
Pixel Rate
7.800 GPixel/s
56.00 GTexel/s
Texture Rate
19.50 GTexel/s
-
-
-
1.792 TFLOPS
FP32 (float)
624.0 GFLOPS
112.0 GFLOPS
FP64 (double)
39.00 GFLOPS

Board Design

Unknown
TDP
Unknown
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
-
-
-

Graphics Processor

Saturn
GPU Name
Sun
Saturn XT (216-0843024)
GPU Variant
Sun S3 XT (216-0841009)
GCN 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.08 billion
Transistors
0.69 billion
160 mm²
Die Size
56 mm²

Graphics Features

12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
2.1 (1.2)
1.2.170
Vulkan
1.2.170
-
-
-
6.5
Shader Model
6.5 (5.1)

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