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
Arc A770
CORE STATE
DG2-512
VRAM
16 GB
CLOCK SPEED
2400 MHz
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
2022
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Vega 20
A770
Core Specs
Shading Units
1,280
4,096
+220.0%
Shaders
1,280
4,096
+220.0%
TMUs
80
256
+220.0%
ROPs
32
128
+300.0%
Compute Units
20
—
Execution Units
—
512
Clocks
Base Clock
815 MHz
2100 MHz
Boost Clock
1283 MHz
2400 MHz
Memory Clock
740 MHz
1480 Mbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
4 GB
16 GB
VRAM (MB)
4,096
16,384
+300.0%
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)
—
L2 Cache
1024 KB
16 MB
Performance
Pixel Rate
41.06 GPixel/s
307.2 GPixel/s
Texture Rate
102.6 GTexel/s
614.4 GTexel/s
FP32 (TFLOPS)
3.284 TFLOPS
19.66 TFLOPS
FP64 (TFLOPS)
205.3 GFLOPS (1:16)
2.458 TFLOPS (1:8)
FP16 (TFLOPS)
6.569 TFLOPS (2:1)
39.32 TFLOPS (2:1)
AI/RT
RT Cores
—
32
XMX Cores
—
512
Power
TDP
100 W
225 W
TDP (W)
100
225
+125.0%
Suggested PSU
—
550 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Architecture
Architecture
GCN 5.0
Xe-HPG
GPU Name
Vega 12
DG2-512
Generation
Radeon Pro Mac
(Vega Series)
Alchemist
(Arc 7)
Process Size
14 nm
6 nm
Transistors
—
21,700 million
Die Size
—
406 mm²
Foundry
GlobalFoundries
TSMC
Density
—
53.4M / mm²
API Support
DirectX
12 (12_1)
12 Ultimate (12_2)
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
Dual-slot
Outputs
Portable Device Dependent
1x HDMI 2.13x DisplayPort 2.0
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Other
Launch Price
—
329 USD
Production
End-of-life
End-of-life
Predecessor
—
Xe Graphics
Successor
—
Battlemage