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 RX 480
CORE STATE
Ellesmere
VRAM
8 GB
CLOCK SPEED
1266 MHz
TDP
150 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Vega 20
RX 480
Core Specs
Shading Units
1,280
2,304
+80.0%
Shaders
1,280
2,304
+80.0%
TMUs
80
144
+80.0%
ROPs
32
32
0.0%
Compute Units
20
36
+80.0%
Clocks
Base Clock
815 MHz
1120 MHz
Boost Clock
1283 MHz
1266 MHz
Memory Clock
740 MHz
1480 Mbps effective
2000 MHz
8 Gbps effective
Memory
Memory Size
4 GB
8 GB
VRAM (MB)
4,096
8,192
+100.0%
Memory Type
HBM2
GDDR5
Memory Bus
1024 bit
256 bit
Bandwidth
189.4 GB/s
256.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
2 MB
Performance
Pixel Rate
41.06 GPixel/s
40.51 GPixel/s
Texture Rate
102.6 GTexel/s
182.3 GTexel/s
FP32 (TFLOPS)
3.284 TFLOPS
5.834 TFLOPS
FP64 (TFLOPS)
205.3 GFLOPS (1:16)
364.6 GFLOPS (1:16)
FP16 (TFLOPS)
6.569 TFLOPS (2:1)
5.834 TFLOPS (1:1)
Power
TDP
100 W
150 W
TDP (W)
100
150
+50.0%
Suggested PSU
—
450 W
Power Connectors
—
1x 6-pin
Architecture
Architecture
GCN 5.0
GCN 4.0
GPU Name
Vega 12
Ellesmere
Generation
Radeon Pro Mac
(Vega Series)
Arctic Islands
(RX 400)
Process Size
14 nm
14 nm
Transistors
—
5,700 million
Die Size
—
232 mm²
Foundry
GlobalFoundries
GlobalFoundries
Density
—
24.6M / mm²
API Support
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.3
OpenCL
2.1
2.1
Shader Model
6.0
6.7
Physical
Slot Width
IGP
Dual-slot
Length
—
240 mm
9.4 inches
Height
—
95 mm
3.7 inches
Outputs
Portable Device Dependent
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
—
229 USD
Production
End-of-life
End-of-life
Predecessor
—
Pirate Islands
Successor
—
Polaris