Intel Arc A770M vs AMD Radeon HD 7790
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Mar 2013
Generation
Alchemist
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
300 MHz
—
Boost Clock
1650 MHz
—
Memory Clock
2000 MHz
1500 MHz
Memory
Memory Size
16GB
1024MB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
128bit
Bandwidth
512.0GB/s
96.00GB/s
Render Config
Shading Units
4096
896
TMUs
256
56
ROPs
128
16
RT Cores
32
—
L2 Cache
16 MB
256 KB
Compute Units
—
14
L1 Cache
—
16 KB (per CU)
Theoretical Performance
Pixel Rate
211.2 GPixel/s
16.00 GPixel/s
Texture Rate
422.4 GTexel/s
56.00 GTexel/s
FP16 (half)
27.03 TFLOPS
—
FP32 (float)
13.52 TFLOPS
1.792 TFLOPS
FP64 (double)
—
112.0 GFLOPS
Graphics Processor
GPU Name
DG2-512
Bonaire
GPU Variant
ACM-G10
Bonaire XT(215-0839039)
Architecture
Generation 12.7
GCN 2.0
Foundry
TSMC
TSMC
Process Size
6 nm
28 nm
Transistors
21.7 billion
2.08 billion
Die Size
406 mm²
160 mm²
Board Design
TDP
120W
85W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Suggested PSU
—
250 W
Power Connectors
—
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
Shader Model
6.6
6.3
Benchmark
Blender
1,714
—
3DMark Time Spy
—
1,307
3DMark Time Spy Extreme
—
409
▲ Specs Compare
Data sourced from official specifications and benchmark tests.