Home GPU Comparison AMD Radeon HD 8770M vs NVIDIA GeForce RTX 4080 Mobile

AMD Radeon HD 8770M vs NVIDIA GeForce RTX 4080 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8770M and 12GB VRAM GeForce RTX 4080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Mobile 's Advantages
Released 9 years and 9 months late
Boost Clock has increased by 102% (1665MHz vs 825MHz)
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (432.0GB/s vs 72.00GB/s)
7040 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 8770M
0.633 TFLOPS
GeForce RTX 4080 Mobile +3805%
24.72 TFLOPS
VS

Graphics Card

Apr 2013
Release Date
Jan 2023
Solar System
Generation
GeForce 40 Mobile
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 4.0 x16

Clock Speeds

775 MHz
Base Clock
1290 MHz
825 MHz
Boost Clock
1665 MHz
1125 MHz
Memory Clock
2250 MHz

Memory

2GB
Memory Size
12GB
GDDR5
Memory Type
GDDR6
128bit
Memory Bus
192bit
72.00GB/s
Bandwidth
432.0GB/s

Render Config

6
Compute Units
-
-
SM Count
58
384
Shading Units
7424
24
TMUs
232
8
ROPs
80
-
Tensor Cores
232
-
RT Cores
58
16 KB (per CU)
L1 Cache
128 KB (per SM)
256 KB
L2 Cache
48 MB
-
-
-

Theoretical Performance

6.600 GPixel/s
Pixel Rate
133.2 GPixel/s
19.80 GTexel/s
Texture Rate
386.3 GTexel/s
-
FP16 (half)
24.72 TFLOPS
633.6 GFLOPS
FP32 (float)
24.72 TFLOPS
39.60 GFLOPS
FP64 (double)
386.3 GFLOPS

Board Design

Unknown
TDP
110W
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
-
Power Connectors
None

Graphics Processor

Mars
GPU Name
AD104
Mars S3 XT (216-0842018)
GPU Variant
GN21-X9
GCN 1.0
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
28 nm
Process Size
4 nm
0.95 billion
Transistors
35.8 billion
77 mm²
Die Size
295 mm²

Graphics Features

12 (11_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1 (1.2)
OpenCL
3.0
1.2.170
Vulkan
1.3
-
CUDA
8.9
6.5 (5.1)
Shader Model
6.7

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