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GPU Comparison
NVIDIA GeForce RTX 3070 Ti GA102 vs AMD Radeon HD 6870
NVIDIA GeForce RTX 3070 Ti GA102 vs AMD Radeon HD 6870
VS
NVIDIA GeForce RTX 3070 Ti GA102
AMD Radeon HD 6870
We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 3070 Ti GA102 and 1024MB VRAM Radeon HD 6870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3070 Ti GA102 's Advantages
Released 12 years late
Boost Clock1770MHz
More VRAM (8GB vs 1GB)
Larger VRAM bandwidth (608.3GB/s vs 134.4GB/s)
5024 additional rendering cores
AMD Radeon HD 6870 's Advantages
Lower TDP (151W vs 290W)
Score
Benchmark
FP32 (float)
GeForce RTX 3070 Ti GA102
+978%
21.75 TFLOPS
Radeon HD 6870
2.016 TFLOPS
GeForce RTX 3070 Ti GA102
VS
Radeon HD 6870
Graphics Card
Oct 2022
Release Date
Oct 2010
GeForce 30
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1575 MHz
Base Clock
-
1770 MHz
Boost Clock
-
1188 MHz
Memory Clock
1050 MHz
Memory
8GB
Memory Size
1024MB
GDDR6X
Memory Type
GDDR5
256bit
Memory Bus
256bit
608.3GB/s
Bandwidth
134.4GB/s
Render Config
48
SM Count
-
-
Compute Units
14
6144
Shading Units
1120
192
TMUs
56
96
ROPs
32
192
Tensor Cores
-
48
RT Cores
-
128 KB (per SM)
L1 Cache
8 KB (per CU)
4 MB
L2 Cache
512 KB
Theoretical Performance
169.9 GPixel/s
Pixel Rate
28.80 GPixel/s
339.8 GTexel/s
Texture Rate
50.40 GTexel/s
21.75 TFLOPS
FP16 (half)
-
21.75 TFLOPS
FP32 (float)
2.016 TFLOPS
339.8 GFLOPS
FP64 (double)
-
Graphics Processor
GA102
GPU Name
Barts
GA102-150-A1
GPU Variant
Barts XT (215-0798000)
Ampere
Architecture
TeraScale 2
Samsung
Foundry
TSMC
8 nm
Process Size
40 nm
28.3 billion
Transistors
1.7 billion
628 mm²
Die Size
255 mm²
Board Design
290W
TDP
151W
600 W
Suggested PSU
450 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
1x 12-pin
Power Connectors
2x 6-pin
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
8.6
CUDA
-
6.6
Shader Model
5.0
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