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GPU Comparison
Intel Arc A770M vs AMD Radeon HD 6870M
Intel Arc A770M vs AMD Radeon HD 6870M
VS
Intel Arc A770M
AMD Radeon HD 6870M
We compared two Mobile platform GPUs: 16GB VRAM Arc A770M and 1024MB VRAM Radeon HD 6870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Intel Arc A770M 's Advantages
Released 11 years late
Boost Clock1650MHz
More VRAM (16GB vs 1GB)
Larger VRAM bandwidth (512.0GB/s vs 64.00GB/s)
3296 additional rendering cores
AMD Radeon HD 6870M 's Advantages
Lower TDP (50W vs 120W)
Score
Benchmark
FP32 (float)
Arc A770M
+1151%
13.52 TFLOPS
Radeon HD 6870M
1.08 TFLOPS
Arc A770M
VS
Radeon HD 6870M
Graphics Card
Jan 2022
Release Date
Jan 2011
Alchemist
Generation
Vancouver
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
300 MHz
Base Clock
-
1650 MHz
Boost Clock
-
2000 MHz
Memory Clock
1000 MHz
Memory
16GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
128bit
512.0GB/s
Bandwidth
64.00GB/s
Render Config
-
SM Count
-
-
Compute Units
10
4096
Shading Units
800
256
TMUs
40
128
ROPs
16
-
Tensor Cores
-
32
RT Cores
-
-
L1 Cache
8 KB (per CU)
16 MB
L2 Cache
256 KB
Theoretical Performance
211.2 GPixel/s
Pixel Rate
10.80 GPixel/s
422.4 GTexel/s
Texture Rate
27.00 GTexel/s
27.03 TFLOPS
FP16 (half)
-
13.52 TFLOPS
FP32 (float)
1080 GFLOPS
-
FP64 (double)
-
Graphics Processor
DG2-512
GPU Name
Granville
ACM-G10
GPU Variant
Granville XT (216-0769024)
Generation 12.7
Architecture
TeraScale 2
TSMC
Foundry
TSMC
6 nm
Process Size
40 nm
21.7 billion
Transistors
1.04 billion
406 mm²
Die Size
166 mm²
Board Design
120W
TDP
50W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
-
Graphics Features
12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.3
Vulkan
N/A
-
CUDA
-
6.6
Shader Model
5.0
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2
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3
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4
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5
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6
NVIDIA RTX 500 Mobile Ada Generation vs Intel Arc A770M
7
NVIDIA RTX 1000 Mobile Ada Generation vs Intel Arc A770M
8
Intel Arc A770M vs NVIDIA RTX 500 Mobile Ada Generation
9
Intel Arc A770M vs NVIDIA GeForce GT 550M
10
Intel Arc A770M vs NVIDIA GeForce GT 415M
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