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GPU Comparison
AMD Radeon Pro 455 vs AMD Radeon RX 6650M XT
AMD Radeon Pro 455 vs AMD Radeon RX 6650M XT
VS
AMD Radeon Pro 455
AMD Radeon RX 6650M XT
We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 8GB VRAM Radeon RX 6650M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Pro 455 's Advantages
Lower TDP (35W vs 120W)
AMD Radeon RX 6650M XT 's Advantages
Released 5 years and 3 months late
Boost Clock2416MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (256.0GB/s vs 81.28GB/s)
1280 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon Pro 455
1.313 TFLOPS
Radeon RX 6650M XT
+653%
9.896 TFLOPS
Radeon Pro 455
VS
Radeon RX 6650M XT
Graphics Card
Oct 2016
Release Date
Jan 2022
Radeon Pro Mac
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 4.0 x8
Clock Speeds
-
Base Clock
2068 MHz
-
Boost Clock
2416 MHz
1270 MHz
Memory Clock
2000 MHz
Memory
2GB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
128bit
Memory Bus
128bit
81.28GB/s
Bandwidth
256.0GB/s
Render Config
12
Compute Units
32
-
-
-
768
Shading Units
2048
48
TMUs
128
16
ROPs
64
-
-
-
-
RT Cores
32
16 KB (per CU)
L1 Cache
128 KB per Array
1024 KB
L2 Cache
2 MB
-
L3 Cache
32 MB
Theoretical Performance
13.68 GPixel/s
Pixel Rate
154.6 GPixel/s
41.04 GTexel/s
Texture Rate
309.2 GTexel/s
1313 GFLOPS
FP16 (half)
19.79 TFLOPS
1313 GFLOPS
FP32 (float)
9.896 TFLOPS
82.08 GFLOPS
FP64 (double)
618.5 GFLOPS
Board Design
35W
TDP
120W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Baffin
GPU Name
Navi 23
Baffin PRO
GPU Variant
-
GCN 4.0
Architecture
RDNA 2.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
7 nm
3 billion
Transistors
11.06 billion
123 mm²
Die Size
237 mm²
Graphics Features
12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.2
Vulkan
1.3
-
-
-
6.4
Shader Model
6.5
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