GPU Comparison
RADEON
AMD Radeon HD 8850M
CORE STATE
Venus
VRAM
2 GB
CLOCK SPEED
625 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
RADEON
Radeon Pro Vega 20
CORE STATE
Vega 12
VRAM
4 GB
CLOCK SPEED
1283 MHz
TDP
100 W
BUS WIDTH
1024 bit
ARCHITECTURE
GCN 5.0
PROCESS
14 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8850M
Pro Vega 20
Core Specs
Shading Units
640
1,280
+100.0%
Shaders
640
1,280
+100.0%
TMUs
40
80
+100.0%
ROPs
16
32
+100.0%
Compute Units
10
20
+100.0%
Clocks
Base Clock
575 MHz
815 MHz
Boost Clock
625 MHz
1283 MHz
Memory Clock
1000 MHz
4 Gbps effective
740 MHz
1480 Mbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
GDDR5
HBM2
Memory Bus
128 bit
1024 bit
Bandwidth
64.00 GB/s
189.4 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
1024 KB
Performance
Pixel Rate
10.00 GPixel/s
41.06 GPixel/s
Texture Rate
25.00 GTexel/s
102.6 GTexel/s
FP32 (TFLOPS)
800.0 GFLOPS
3.284 TFLOPS
FP64 (TFLOPS)
50.00 GFLOPS (1:16)
205.3 GFLOPS (1:16)
FP16 (TFLOPS)
—
6.569 TFLOPS (2:1)
Power
TDP
—
100 W
TDP (W)
—
100
Architecture
Architecture
GCN 1.0
GCN 5.0
GPU Name
Venus
Vega 12
Generation
Solar System
(HD 8800M)
Radeon Pro Mac
(Vega Series)
Process Size
28 nm
14 nm
Transistors
1,500 million
—
Die Size
123 mm²
—
Foundry
TSMC
GlobalFoundries
Density
12.2M / mm²
—
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.3
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.0
Physical
Slot Width
—
IGP
Outputs
—
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
London
—
Successor
Gem System
—