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GPU Comparison
NVIDIA GeForce RTX 2080 Max Q vs AMD Radeon HD 6490M Mac Edition
NVIDIA GeForce RTX 2080 Max Q vs AMD Radeon HD 6490M Mac Edition
VS
NVIDIA GeForce RTX 2080 Max Q
AMD Radeon HD 6490M Mac Edition
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2080 Max Q and 256MB VRAM Radeon HD 6490M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 2080 Max Q 's Advantages
Released 7 years and 8 months late
Boost Clock1095MHz
Larger VRAM bandwidth (384.0GB/s vs 25.41GB/s)
2784 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce RTX 2080 Max Q
+2586%
6.447 TFLOPS
Radeon HD 6490M Mac Edition
0.24 TFLOPS
GeForce RTX 2080 Max Q
VS
Radeon HD 6490M Mac Edition
Graphics Card
Jan 2019
Release Date
May 2011
GeForce 20 Mobile
Generation
Vancouver
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
794 MHz
Memory
8GB
Memory Size
256MB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
64bit
384.0GB/s
Bandwidth
25.41GB/s
Render Config
46
SM Count
-
-
Compute Units
2
2944
Shading Units
160
184
TMUs
8
64
ROPs
4
368
Tensor Cores
-
46
RT Cores
-
64 KB (per SM)
L1 Cache
8 KB (per CU)
4 MB
L2 Cache
128 KB
Theoretical Performance
70.08 GPixel/s
Pixel Rate
3.000 GPixel/s
201.5 GTexel/s
Texture Rate
6.000 GTexel/s
12.89 TFLOPS
FP16 (half)
-
6.447 TFLOPS
FP32 (float)
240.0 GFLOPS
201.5 GFLOPS
FP64 (double)
-
Graphics Processor
TU104
GPU Name
Seymour
N18E-G3-A1
GPU Variant
Seymour XTX M2 (216-0809000)
Turing
Architecture
TeraScale 2
TSMC
Foundry
TSMC
12 nm
Process Size
40 nm
13.6 billion
Transistors
0.37 billion
545 mm²
Die Size
67 mm²
Board Design
80W
TDP
Unknown
-
Suggested PSU
-
No outputs
Outputs
Portable Device Dependent
None
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
7.5
CUDA
-
6.6
Shader Model
5.0
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