GeForce RTX 2080 Max Q vs Radeon HD 7770M
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2080 Max Q and 1024MB VRAM Radeon HD 7770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 2080 Max Q 's Advantages
Released 6 years and 9 months late
Boost Clock1095MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (384.0GB/s vs 64.00GB/s)
2432 additional rendering cores
Radeon HD 7770M 's Advantages
Lower TDP (32W vs 80W)
Score
Benchmark
FP32 (float)
GeForce RTX 2080 Max Q
+832%
6447
Radeon HD 7770M
691
Graphics Card
Jan 2019
Release Date
Apr 2012
GeForce 20 Mobile
Generation
London
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
735 MHz
Base Clock
-
1095 MHz
Boost Clock
-
1500 MHz
Memory Clock
1000 MHz
Memory
8GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
128bit
384.0GB/s
Bandwidth
64.00GB/s
Render Config
-
Compute Units
8
46
SM Count
-
2944
Shading Units
512
184
TMUs
32
64
ROPs
16
368
Tensor Cores
-
46
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
256 KB
Theoretical Performance
70.08 GPixel/s
Pixel Rate
10.80 GPixel/s
201.5 GTexel/s
Texture Rate
21.60 GTexel/s
12.89 TFLOPS
FP16 (half)
-
6.447 TFLOPS
FP32 (float)
691.2 GFLOPS
201.5 GFLOPS
FP64 (double)
43.20 GFLOPS
Board Design
80W
TDP
32W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
TU104
GPU Name
Chelsea
N18E-G3-A1
GPU Variant
Chelsea XT
Turing
Architecture
GCN 1.0
TSMC
Foundry
TSMC
12 nm
Process Size
28 nm
13.6 billion
Transistors
1.5 billion
545 mm²
Die Size
123 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
7.5
CUDA
-
6.6
Shader Model
5.1