GPU Comparison
GPU
Intel Arc A770M
CORE STATE
DG2-512
VRAM
16 GB
CLOCK SPEED
2050 MHz
TDP
120 W
BUS WIDTH
256 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
—
VS
GEFORCE
GeForce RTX 3080 Mobile
CORE STATE
GA104
VRAM
8 GB
CLOCK SPEED
1545 MHz
TDP
115 W
BUS WIDTH
256 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
A770M
RTX 3080 Mobile
Core Specs
Shading Units
4,096
6,144
+50.0%
Shaders
4,096
6,144
+50.0%
TMUs
256
192
-25.0%
ROPs
128
96
-25.0%
SM Count
—
48
Execution Units
512
—
Clocks
Base Clock
1650 MHz
1110 MHz
Boost Clock
2050 MHz
1545 MHz
Memory Clock
2000 MHz
16 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
16 GB
8 GB
VRAM (MB)
16,384
8,192
-50.0%
Memory Type
GDDR6
GDDR6
Memory Bus
256 bit
256 bit
Bandwidth
512.0 GB/s
448.0 GB/s
Cache
L1 Cache
—
128 KB (per SM)
L2 Cache
16 MB
4 MB
Performance
Pixel Rate
262.4 GPixel/s
148.3 GPixel/s
Texture Rate
524.8 GTexel/s
296.6 GTexel/s
FP32 (TFLOPS)
16.79 TFLOPS
18.98 TFLOPS
FP64 (TFLOPS)
—
296.6 GFLOPS (1:64)
FP16 (TFLOPS)
33.59 TFLOPS (2:1)
18.98 TFLOPS (1:1)
AI/RT
RT Cores
32
48
+50.0%
Tensor Cores
—
192
XMX Cores
512
—
Power
TDP
120 W
115 W
TDP (W)
120
115
-4.2%
Power Connectors
—
None
Architecture
Architecture
Xe-HPG
Ampere
GPU Name
DG2-512
GA104
Generation
Alchemist
(Arc 7 Mobile)
GeForce 30 Mobile
Process Size
6 nm
8 nm
Transistors
21,700 million
17,400 million
Die Size
406 mm²
392 mm²
Foundry
TSMC
Samsung
Density
53.4M / mm²
44.4M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
3.0
3.0
CUDA
—
8.6
Shader Model
6.6
6.8
Physical
Slot Width
IGP
—
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
GeForce 20 Mobile