Home GPU Comparison AMD Radeon R5 M445 vs AMD Radeon RX 6800M

AMD Radeon R5 M445 vs AMD Radeon RX 6800M

We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M445 and 12GB VRAM Radeon RX 6800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800M 's Advantages
Released 5 years and 4 months late
Boost Clock2390MHz
More VRAM (12GB vs 4GB)
Larger VRAM bandwidth (384.0GB/s vs 32.00GB/s)
2176 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R5 M445
0.706 TFLOPS
Radeon RX 6800M +1633%
12.24 TFLOPS
VS

Graphics Card

Jan 2016
Release Date
May 2021
Gem System
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 4.0 x16

Clock Speeds

-
Base Clock
2116 MHz
-
Boost Clock
2390 MHz
1000 MHz
Memory Clock
2000 MHz

Memory

4GB
Memory Size
12GB
GDDR5
Memory Type
GDDR6
64bit
Memory Bus
192bit
32.00GB/s
Bandwidth
384.0GB/s

Render Config

6
Compute Units
40
-
-
-
384
Shading Units
2560
24
TMUs
160
8
ROPs
64
-
-
-
-
RT Cores
40
16 KB (per CU)
L1 Cache
128 KB per Array
128 KB
L2 Cache
3 MB
-
L3 Cache
96 MB

Theoretical Performance

7.360 GPixel/s
Pixel Rate
153.0 GPixel/s
22.08 GTexel/s
Texture Rate
382.4 GTexel/s
-
FP16 (half)
24.47 TFLOPS
706.6 GFLOPS
FP32 (float)
12.24 TFLOPS
-
FP64 (double)
764.8 GFLOPS

Board Design

Unknown
TDP
145W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

Meso
GPU Name
Navi 22
Meso XT (216-0864018)
GPU Variant
Navi 22 XTM
GCN 3.0
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
7 nm
1.55 billion
Transistors
17.2 billion
125 mm²
Die Size
335 mm²

Graphics Features

12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.2.170
Vulkan
1.3
-
-
-
6.5
Shader Model
6.5

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