Home GPU Comparison NVIDIA GeForce RTX 5070 Ti Mobile vs ATI Mobility Radeon HD 3870 X2

NVIDIA GeForce RTX 5070 Ti Mobile vs ATI Mobility Radeon HD 3870 X2

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 5070 Ti Mobile and 512MB VRAM Mobility Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5070 Ti Mobile 's Advantages
Released 16 years and 4 months late
Boost Clock2520MHz
More VRAM (12GB vs 512GB)
Larger VRAM bandwidth (760.8GB/s vs 54.40GB/s)
6080 additional rendering cores
ATI Mobility Radeon HD 3870 X2 's Advantages
Lower TDP (110W vs 140W)

Score

Benchmark

FP32 (float)
GeForce RTX 5070 Ti Mobile +7544%
32.26 TFLOPS
Mobility Radeon HD 3870 X2
0.422 TFLOPS
VS

Graphics Card

Jan 2025
Release Date
Sep 2008
GeForce 50 Mobile
Generation
M8x
Mobile
Type
Mobile
PCIe 5.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

2235 MHz
Base Clock
-
2520 MHz
Boost Clock
-
2500 MHz
Memory Clock
850 MHz

Memory

12GB
Memory Size
512MB
GDDR7
Memory Type
GDDR3
192bit
Memory Bus
256bit
760.8GB/s
Bandwidth
54.40GB/s

Render Config

-
Compute Units
4
50
SM Count
-
6400
Shading Units
320
200
TMUs
16
64
ROPs
16
200
Tensor Cores
-
50
RT Cores
-
128 KB (per SM)
L1 Cache
-
40 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

161.3 GPixel/s
Pixel Rate
10.56 GPixel/s
504.0 GTexel/s
Texture Rate
10.56 GTexel/s
32.26 TFLOPS
FP16 (half)
-
32.26 TFLOPS
FP32 (float)
422.4 GFLOPS
504.0 GFLOPS
FP64 (double)
84.48 GFLOPS

Board Design

140W
TDP
110W
550 W
Suggested PSU
-
1x HDMI 2.13x DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

GB205
GPU Name
M88
GB205
GPU Variant
-
Blackwell 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
4 nm
Process Size
55 nm
Unknown
Transistors
0.666 billion
Unknown
Die Size
192 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
N/A
1.3
Vulkan
N/A
10.1
CUDA
-
6.8
Shader Model
4.1

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