GPU Comparison
RADEON
AMD Radeon Pro 455
CORE STATE
Baffin
VRAM
2 GB
CLOCK SPEED
—
TDP
35 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2016
VS
RADEON
Radeon Pro VII
CORE STATE
Vega 20
VRAM
16 GB
CLOCK SPEED
1700 MHz
TDP
250 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2020
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 455
Pro VII
Core Specs
Shading Units
768
3,840
+400.0%
Shaders
768
3,840
+400.0%
TMUs
48
240
+400.0%
ROPs
16
64
+300.0%
Compute Units
12
60
+400.0%
Clocks
Base Clock
—
1400 MHz
Boost Clock
—
1700 MHz
GPU Clock
855 MHz
—
Memory Clock
1270 MHz
5.1 Gbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
2 GB
16 GB
VRAM (MB)
2,048
16,384
+700.0%
Memory Type
GDDR5
HBM2
Memory Bus
128 bit
4096 bit
Bandwidth
81.28 GB/s
1.02 TB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
4 MB
Performance
Pixel Rate
13.68 GPixel/s
108.8 GPixel/s
Texture Rate
41.04 GTexel/s
408.0 GTexel/s
FP32 (TFLOPS)
1,313.3 GFLOPS
13.06 TFLOPS
FP64 (TFLOPS)
82.08 GFLOPS (1:16)
6.528 TFLOPS (1:2)
FP16 (TFLOPS)
1,313.3 GFLOPS (1:1)
26.11 TFLOPS (2:1)
Power
TDP
35 W
250 W
TDP (W)
35
250
+614.3%
Suggested PSU
—
600 W
Power Connectors
None
1x 6-pin + 1x 8-pin
Architecture
Architecture
GCN 4.0
GCN 5.1
GPU Name
Baffin
Vega 20
Generation
Radeon Pro Mac
(400 Series)
Radeon Pro Vega
(Vega II Series)
Process Size
14 nm
7 nm
Transistors
3,000 million
13,230 million
Die Size
123 mm²
331 mm²
Foundry
GlobalFoundries
TSMC
Density
24.4M / mm²
40.0M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.3
OpenCL
2.1
2.1
Shader Model
6.7
6.7
Physical
Slot Width
MXM Module
Dual-slot
Length
—
305 mm
12 inches
Height
—
111 mm
4.4 inches
Outputs
Portable Device Dependent
6x mini-DisplayPort 1.4a
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x16
Other
Launch Price
—
1,899 USD
Production
End-of-life
End-of-life
Predecessor
—
Radeon Pro Polaris
Successor
—
Radeon Pro Navi