AMD Radeon Pro Vega 64 vs AMD Radeon Pro 455
We compared two Mobile platform GPUs: 16GB VRAM Radeon Pro Vega 64 and 2GB VRAM Radeon Pro 455 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Pro Vega 64 's Advantages
Released 8 months late
Boost Clock1350MHz
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (402.4GB/s vs 81.28GB/s)
3328 additional rendering cores
AMD Radeon Pro 455 's Advantages
Lower TDP (35W vs 250W)
Score
Benchmark
FP32 (float)
Radeon Pro Vega 64
+742%
11.06 TFLOPS
Radeon Pro 455
1.313 TFLOPS
Graphics Card
Jun 2017
Release Date
Oct 2016
Radeon Pro Mac
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
1250 MHz
Base Clock
-
1350 MHz
Boost Clock
-
786 MHz
Memory Clock
1270 MHz
Memory
16GB
Memory Size
2GB
HBM2
Memory Type
GDDR5
2048bit
Memory Bus
128bit
402.4GB/s
Bandwidth
81.28GB/s
Render Config
64
Compute Units
12
-
-
-
4096
Shading Units
768
256
TMUs
48
64
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
1024 KB
-
-
-
Theoretical Performance
86.40 GPixel/s
Pixel Rate
13.68 GPixel/s
345.6 GTexel/s
Texture Rate
41.04 GTexel/s
22.12 TFLOPS
FP16 (half)
1313 GFLOPS
11.06 TFLOPS
FP32 (float)
1313 GFLOPS
691.2 GFLOPS
FP64 (double)
82.08 GFLOPS
Board Design
250W
TDP
35W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Vega 10
GPU Name
Baffin
Vega 10 XT
(215-0894200)
GPU Variant
Baffin PRO
GCN 5.0
Architecture
GCN 4.0
GlobalFoundries
Foundry
GlobalFoundries
14 nm
Process Size
14 nm
12.5 billion
Transistors
3 billion
495 mm²
Die Size
123 mm²
Graphics Features
12 (12_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.2
Vulkan
1.2
-
-
-
6.4
Shader Model
6.4
