Home GPU Comparison AMD Radeon RX 6800M vs Intel Arc A770M

AMD Radeon RX 6800M vs Intel Arc A770M

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 16GB VRAM Arc A770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800M 's Advantages
Boost Clock has increased by 45% (2390MHz vs 1650MHz)
Intel Arc A770M 's Advantages
Released 8 months late
More VRAM (16GB vs 12GB)
Larger VRAM bandwidth (512.0GB/s vs 384.0GB/s)
1536 additional rendering cores
Lower TDP (120W vs 145W)

Score

Benchmark

FP32 (float)
Radeon RX 6800M
12.24 TFLOPS
Arc A770M +10%
13.52 TFLOPS
3DMark Time Spy
Radeon RX 6800M +5%
11245
Arc A770M
10640
Blender
Radeon RX 6800M
1568
Arc A770M +9%
1714
VS

Graphics Card

May 2021
Release Date
Jan 2022
Mobility Radeon
Generation
Alchemist
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

2116 MHz
Base Clock
300 MHz
2390 MHz
Boost Clock
1650 MHz
2000 MHz
Memory Clock
2000 MHz

Memory

12GB
Memory Size
16GB
GDDR6
Memory Type
GDDR6
192bit
Memory Bus
256bit
384.0GB/s
Bandwidth
512.0GB/s

Render Config

40
Compute Units
-
-
-
-
2560
Shading Units
4096
160
TMUs
256
64
ROPs
128
-
-
-
40
RT Cores
32
128 KB per Array
L1 Cache
-
3 MB
L2 Cache
16 MB
96 MB
L3 Cache
-

Theoretical Performance

153.0 GPixel/s
Pixel Rate
211.2 GPixel/s
382.4 GTexel/s
Texture Rate
422.4 GTexel/s
24.47 TFLOPS
FP16 (half)
27.03 TFLOPS
12.24 TFLOPS
FP32 (float)
13.52 TFLOPS
764.8 GFLOPS
FP64 (double)
-

Board Design

145W
TDP
120W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

Navi 22
GPU Name
DG2-512
Navi 22 XTM
GPU Variant
ACM-G10
RDNA 2.0
Architecture
Generation 12.7
TSMC
Foundry
TSMC
7 nm
Process Size
6 nm
17.2 billion
Transistors
21.7 billion
335 mm²
Die Size
406 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.3
Vulkan
1.3
-
-
-
6.5
Shader Model
6.6

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