GPU Comparison
RADEON
AMD Radeon VII
CORE STATE
Vega 20
VRAM
16 GB
CLOCK SPEED
1750 MHz
TDP
295 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
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
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
VII
Iris Xe MAX Graphics
Core Specs
Shading Units
3,840
768
-80.0%
Shaders
3,840
768
-80.0%
TMUs
240
48
-80.0%
ROPs
64
24
-62.5%
Compute Units
60
—
Execution Units
—
96
Clocks
Base Clock
1400 MHz
300 MHz
Boost Clock
1750 MHz
1650 MHz
Memory Clock
1000 MHz
2 Gbps effective
2133 MHz
4.3 Gbps effective
Memory
Memory Size
16 GB
4 GB
VRAM (MB)
16,384
4,096
-75.0%
Memory Type
HBM2
LPDDR4X
Memory Bus
4096 bit
128 bit
Bandwidth
1.02 TB/s
68.26 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
4 MB
1024 KB
L3 Cache
—
16 MB
Performance
Pixel Rate
112.0 GPixel/s
39.60 GPixel/s
Texture Rate
420.0 GTexel/s
79.20 GTexel/s
FP32 (TFLOPS)
13.44 TFLOPS
2.534 TFLOPS
FP64 (TFLOPS)
3.360 TFLOPS (1:4)
633.6 GFLOPS (1:4)
FP16 (TFLOPS)
26.88 TFLOPS (2:1)
5.069 TFLOPS (2:1)
Power
TDP
295 W
25 W
TDP (W)
295
25
-91.5%
Suggested PSU
600 W
200 W
Power Connectors
2x 8-pin
—
Architecture
Architecture
GCN 5.1
Generation 12.1
GPU Name
Vega 20
DG1
Generation
Vega II
(Radeon VII)
Xe Graphics
Process Size
7 nm
10 nm
Transistors
13,230 million
—
Die Size
331 mm²
95 mm²
Foundry
TSMC
Intel
Density
40.0M / mm²
—
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
6.7
6.6
Physical
Slot Width
Dual-slot
IGP
Length
280 mm
11 inches
—
Height
125 mm
4.9 inches
—
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Other
Launch Price
699 USD
—
Production
End-of-life
End-of-life
Predecessor
Vega
Graphics
Successor
Navi
Alchemist