AMD Radeon RX Vega 56 vs AMD Radeon RX 6450M
GPU · Specs Compare
Graphics Card
Release Date
Aug 2017
Jan 2023
Generation
Vega
Navi Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
1156 MHz
2000 MHz
Boost Clock
1471 MHz
2460 MHz
Memory Clock
800 MHz
2000 MHz
Memory
Memory Size
8GB
4GB
Memory Type
HBM2
GDDR6
Memory Bus
2048bit
64bit
Bandwidth
409.6GB/s
128.0GB/s
Render Config
Compute Units
56
12
Shading Units
3584
768
TMUs
224
48
ROPs
64
32
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
4 MB
1024 KB
RT Cores
—
12
L3 Cache
—
16 MB
Theoretical Performance
Pixel Rate
94.14 GPixel/s
78.72 GPixel/s
Texture Rate
329.5 GTexel/s
118.1 GTexel/s
FP16 (half)
21.09 TFLOPS
7.557 TFLOPS
FP32 (float)
10.54 TFLOPS
3.779 TFLOPS
FP64 (double)
659.0 GFLOPS
236.2 GFLOPS
Graphics Processor
GPU Name
Vega 10
Navi 24
GPU Variant
Vega 10 XL(215-0894216)
Navi 24 XML
Architecture
GCN 5.0
RDNA 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
6 nm
Transistors
12.5 billion
5.4 billion
Die Size
495 mm²
107 mm²
Board Design
TDP
210W
50W
Suggested PSU
550 W
—
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.2
1.3
Shader Model
6.4
6.7
Benchmark
3DMark Time Spy
6,783
—
3DMark Time Spy Extreme
3,310
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.