AMD Radeon RX 7900M vs Intel Arc A770
GPU Specs Compare
Graphics Card
Release Date
Oct 2023
Oct 2022
Generation
Navi Mobile
Alchemist(Arc 7)
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1825 MHz
2100 MHz
Boost Clock
2090 MHz
2400 MHz
Memory Clock
2250 MHz
2000 MHz
Memory
Memory Size
16GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
256bit
Bandwidth
576.0GB/s
512.0GB/s
Render Config
Compute Units
72
-
Shading Units
4608
4096
TMUs
288
256
ROPs
192
128
RT Cores
72
32
L1 Cache
256 KB per Array
-
L2 Cache
6 MB
16 MB
L3 Cache
64 MB
-
Tensor Cores
-
512
Theoretical Performance
Pixel Rate
401.3 GPixel/s
307.2 GPixel/s
Texture Rate
601.9 GTexel/s
614.4 GTexel/s
FP16 (half)
77.05 TFLOPS
39.32 TFLOPS
FP32 (float)
38.52 TFLOPS
19.66 TFLOPS
FP64 (double)
1204 GFLOPS
2.458 TFLOPS
Graphics Processor
GPU Name
Navi 31
DG2-512
GPU Variant
Navi 31
ACM-G10
Architecture
RDNA 3.0
Generation 12.7
Foundry
TSMC
TSMC
Process Size
5 nm
6 nm
Transistors
57.7 billion
21.7 billion
Die Size
529 mm²
406 mm²
Board Design
TDP
180W
225W
Outputs
Portable Device Dependent
1x HDMI 2.13x DisplayPort 2.0
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
550 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.2
3.0
Vulkan
1.3
1.3
Shader Model
6.8
6.6
📊 Benchmark
3DMark Time Spy
18,218
13,560
3DMark Time Spy Extreme
8,440
6,525
3DMark Speed Way
3,943
2,442
Blender
2,583
2,292
Shadow of the Tomb Raider 2160p
-
45
Shadow of the Tomb Raider 1440p
-
80
Shadow of the Tomb Raider 1080p
-
105