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GPU Comparison
AMD Radeon HD 6870M vs NVIDIA GeForce RTX 2080 Mobile
AMD Radeon HD 6870M vs NVIDIA GeForce RTX 2080 Mobile
VS
AMD Radeon HD 6870M
NVIDIA GeForce RTX 2080 Mobile
We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6870M and 8GB VRAM GeForce RTX 2080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6870M 's Advantages
Lower TDP (50W vs 150W)
NVIDIA GeForce RTX 2080 Mobile 's Advantages
Released 8 years late
Boost Clock1590MHz
More VRAM (8GB vs 1GB)
Larger VRAM bandwidth (448.0GB/s vs 64.00GB/s)
2144 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6870M
1.08 TFLOPS
GeForce RTX 2080 Mobile
+766%
9.362 TFLOPS
Radeon HD 6870M
VS
GeForce RTX 2080 Mobile
Graphics Card
Jan 2011
Release Date
Jan 2019
Vancouver
Generation
GeForce 20 Mobile
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1380 MHz
-
Boost Clock
1590 MHz
1000 MHz
Memory Clock
1750 MHz
Memory
1024MB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
128bit
Memory Bus
256bit
64.00GB/s
Bandwidth
448.0GB/s
Render Config
-
SM Count
46
10
Compute Units
-
800
Shading Units
2944
40
TMUs
184
16
ROPs
64
-
Tensor Cores
368
-
RT Cores
46
8 KB (per CU)
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
4 MB
Theoretical Performance
10.80 GPixel/s
Pixel Rate
101.8 GPixel/s
27.00 GTexel/s
Texture Rate
292.6 GTexel/s
-
FP16 (half)
18.72 TFLOPS
1080 GFLOPS
FP32 (float)
9.362 TFLOPS
-
FP64 (double)
292.6 GFLOPS
Graphics Processor
Granville
GPU Name
TU104
Granville XT (216-0769024)
GPU Variant
N18E-G3-A1
TeraScale 2
Architecture
Turing
TSMC
Foundry
TSMC
40 nm
Process Size
12 nm
1.04 billion
Transistors
13.6 billion
166 mm²
Die Size
545 mm²
Board Design
50W
TDP
150W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
-
Graphics Features
11.2 (11_0)
DirectX
12 Ultimate (12_2)
4.4
OpenGL
4.6
1.2
OpenCL
3.0
N/A
Vulkan
1.3
-
CUDA
7.5
5.0
Shader Model
6.6
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