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 II
CORE STATE
Vega 20
VRAM
32 GB
CLOCK SPEED
1720 MHz
TDP
475 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8850M
Pro Vega II
Core Specs
Shading Units
640
4,096
+540.0%
Shaders
640
4,096
+540.0%
TMUs
40
256
+540.0%
ROPs
16
64
+300.0%
Compute Units
10
64
+540.0%
Clocks
Base Clock
575 MHz
1574 MHz
Boost Clock
625 MHz
1720 MHz
Memory Clock
1000 MHz
4 Gbps effective
806 MHz
1612 Mbps effective
Memory
Memory Size
2 GB
32 GB
VRAM (MB)
2,048
32,768
+1500.0%
Memory Type
GDDR5
HBM2
Memory Bus
128 bit
4096 bit
Bandwidth
64.00 GB/s
825.3 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
4 MB
Performance
Pixel Rate
10.00 GPixel/s
110.1 GPixel/s
Texture Rate
25.00 GTexel/s
440.3 GTexel/s
FP32 (TFLOPS)
800.0 GFLOPS
14.09 TFLOPS
FP64 (TFLOPS)
50.00 GFLOPS (1:16)
7.045 TFLOPS (1:2)
FP16 (TFLOPS)
—
28.18 TFLOPS (2:1)
Power
TDP
—
475 W
TDP (W)
—
475
Suggested PSU
—
850 W
Architecture
Architecture
GCN 1.0
GCN 5.1
GPU Name
Venus
Vega 20
Generation
Solar System
(HD 8800M)
Radeon Pro Mac
(Vega Series)
Process Size
28 nm
7 nm
Transistors
1,500 million
13,230 million
Die Size
123 mm²
331 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
40.0M / 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)
6.7
Physical
Slot Width
—
Quad-slot
Outputs
—
1x HDMI 2.0b4x Thunderbolt
Bus Interface
PCIe 3.0 x16
Apple MPX
Other
Launch Price
—
2,199 USD
Production
End-of-life
End-of-life
Predecessor
London
—
Successor
Gem System
—