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
GPU
Iris Xe MAX Graphics
CORE STATE
DG1
VRAM
4 GB
CLOCK SPEED
1650 MHz
TDP
25 W
BUS WIDTH
128 bit
ARCHITECTURE
Generation 12.1
PROCESS
10 nm
LAUNCH DATE
2020
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Vega 20
Iris Xe MAX Graphics
Core Specs
Shading Units
1,280
768
-40.0%
Shaders
1,280
768
-40.0%
TMUs
80
48
-40.0%
ROPs
32
24
-25.0%
Compute Units
20
—
Execution Units
—
96
Clocks
Base Clock
815 MHz
300 MHz
Boost Clock
1283 MHz
1650 MHz
Memory Clock
740 MHz
1480 Mbps effective
2133 MHz
4.3 Gbps effective
Memory
Memory Size
4 GB
4 GB
VRAM (MB)
4,096
4,096
0.0%
Memory Type
HBM2
LPDDR4X
Memory Bus
1024 bit
128 bit
Bandwidth
189.4 GB/s
68.26 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
1024 KB
1024 KB
L3 Cache
—
16 MB
Performance
Pixel Rate
41.06 GPixel/s
39.60 GPixel/s
Texture Rate
102.6 GTexel/s
79.20 GTexel/s
FP32 (TFLOPS)
3.284 TFLOPS
2.534 TFLOPS
FP64 (TFLOPS)
205.3 GFLOPS (1:16)
633.6 GFLOPS (1:4)
FP16 (TFLOPS)
6.569 TFLOPS (2:1)
5.069 TFLOPS (2:1)
Power
TDP
100 W
25 W
TDP (W)
100
25
-75.0%
Suggested PSU
—
200 W
Architecture
Architecture
GCN 5.0
Generation 12.1
GPU Name
Vega 12
DG1
Generation
Radeon Pro Mac
(Vega Series)
Xe Graphics
Process Size
14 nm
10 nm
Die Size
—
95 mm²
Foundry
GlobalFoundries
Intel
API Support
DirectX
12 (12_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
Shader Model
6.0
6.6
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
—
Graphics
Successor
—
Alchemist