GPU Comparison
RADEON
AMD 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
VS
RADEON
Radeon PRO W6800
CORE STATE
Navi 21
VRAM
32 GB
CLOCK SPEED
2322 MHz
TDP
250 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Vega 20
PRO W6800
Core Specs
Shading Units
1,280
3,840
+200.0%
Shaders
1,280
3,840
+200.0%
TMUs
80
240
+200.0%
ROPs
32
96
+200.0%
Compute Units
20
60
+200.0%
Clocks
Base Clock
815 MHz
1575 MHz
Boost Clock
1283 MHz
2322 MHz
Memory Clock
740 MHz
1480 Mbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
4 GB
32 GB
VRAM (MB)
4,096
32,768
+700.0%
Memory Type
HBM2
GDDR6
Memory Bus
1024 bit
256 bit
Bandwidth
189.4 GB/s
512.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
1024 KB
4 MB
L3 Cache
—
128 MB
L0 Cache
—
32 KB per WGP
Performance
Pixel Rate
41.06 GPixel/s
222.9 GPixel/s
Texture Rate
102.6 GTexel/s
557.3 GTexel/s
FP32 (TFLOPS)
3.284 TFLOPS
17.83 TFLOPS
FP64 (TFLOPS)
205.3 GFLOPS (1:16)
1,114.6 GFLOPS (1:16)
FP16 (TFLOPS)
6.569 TFLOPS (2:1)
35.67 TFLOPS (2:1)
AI/RT
RT Cores
—
60
Power
TDP
100 W
250 W
TDP (W)
100
250
+150.0%
Suggested PSU
—
600 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Architecture
Architecture
GCN 5.0
RDNA 2.0
GPU Name
Vega 12
Navi 21
Generation
Radeon Pro Mac
(Vega Series)
Radeon Pro Navi
(Navi II Series)
Process Size
14 nm
7 nm
Transistors
—
26,800 million
Die Size
—
520 mm²
Foundry
GlobalFoundries
TSMC
Density
—
51.5M / mm²
API Support
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
2.1
Shader Model
6.0
6.8
Physical
Slot Width
IGP
Dual-slot
Length
—
267 mm
10.5 inches
Height
—
120 mm
4.7 inches
Outputs
Portable Device Dependent
6x mini-DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Other
Launch Price
—
2,249 USD
Production
End-of-life
End-of-life
Predecessor
—
Radeon Pro Vega