GPU Comparison
RADEON
AMD Radeon Pro Duo
CORE STATE
Capsaicin
VRAM
4 GB
CLOCK SPEED
—
TDP
350 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2016
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
Pro Duo
R5 M255
Core Specs
Shading Units
4,096
384
-90.6%
Shaders
4,096
384
-90.6%
TMUs
256
24
-90.6%
ROPs
64
8
-87.5%
Compute Units
64
6
-90.6%
Clocks
Base Clock
—
925 MHz
Boost Clock
—
940 MHz
GPU Clock
1000 MHz
—
Memory Clock
500 MHz
1000 Mbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
HBM
DDR3
Memory Bus
4096 bit
128 bit
Bandwidth
512.0 GB/s
32.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
256 KB
Performance
Pixel Rate
64.00 GPixel/s
7.520 GPixel/s
Texture Rate
256.0 GTexel/s
22.56 GTexel/s
FP32 (TFLOPS)
8.192 TFLOPS
721.9 GFLOPS
FP64 (TFLOPS)
512.0 GFLOPS (1:16)
45.12 GFLOPS (1:16)
FP16 (TFLOPS)
8.192 TFLOPS (1:1)
721.9 GFLOPS (1:1)
Power
TDP
350 W
—
TDP (W)
350
—
Suggested PSU
750 W
—
Power Connectors
3x 8-pin
—
Architecture
Architecture
GCN 3.0
GCN 3.0
GPU Name
Capsaicin
Topaz
Generation
Radeon Pro GCN
Gem System
(R5 M200)
Process Size
28 nm
28 nm
Transistors
8,900 million
1,550 million
Die Size
596 mm²
125 mm²
Foundry
TSMC
TSMC
Density
14.9M / mm²
12.4M / mm²
API Support
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1
2.1
Shader Model
6.5
6.5
Physical
Slot Width
Dual-slot
—
Length
277 mm
10.9 inches
—
Height
111 mm
4.4 inches
—
Outputs
1x HDMI 1.4a3x DisplayPort 1.2
—
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Other
Launch Price
1,499 USD
—
Production
End-of-life
End-of-life
Predecessor
FirePro GCN
Solar System
Successor
Radeon Pro Polaris
Polaris Mobile