GPU Comparison
RADEON
AMD Radeon HD 8690M
CORE STATE
Sun
VRAM
2 GB
CLOCK SPEED
975 MHz
TDP
—
BUS WIDTH
64 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
RADEON
Radeon R5 M255
CORE STATE
Topaz
VRAM
2 GB
CLOCK SPEED
940 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8690M
R5 M255
Core Specs
Shading Units
320
384
+20.0%
Shaders
320
384
+20.0%
TMUs
20
24
+20.0%
ROPs
8
8
0.0%
Compute Units
5
6
+20.0%
Clocks
Base Clock
925 MHz
925 MHz
Boost Clock
975 MHz
940 MHz
Memory Clock
1000 MHz
4 Gbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
GDDR5
DDR3
Memory Bus
64 bit
128 bit
Bandwidth
32.00 GB/s
32.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
128 KB
256 KB
Performance
Pixel Rate
7.800 GPixel/s
7.520 GPixel/s
Texture Rate
19.50 GTexel/s
22.56 GTexel/s
FP32 (TFLOPS)
624.0 GFLOPS
721.9 GFLOPS
FP64 (TFLOPS)
39.00 GFLOPS (1:16)
45.12 GFLOPS (1:16)
FP16 (TFLOPS)
—
721.9 GFLOPS (1:1)
Architecture
Architecture
GCN 1.0
GCN 3.0
GPU Name
Sun
Topaz
Generation
Solar System
(HD 8600M)
Gem System
(R5 M200)
Process Size
28 nm
28 nm
Transistors
690 million
1,550 million
Die Size
56 mm²
125 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
12.4M / mm²
API Support
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.5
Physical
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
London
Solar System
Successor
Gem System
Polaris Mobile