NVIDIA GeForce RTX 4070 GDDR6 vs ATI Radeon HD 3870 X2
We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4070 GDDR6 and 512MB VRAM Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4070 GDDR6 's Advantages
Released 16 years and 7 months late
Boost Clock2475MHz
More VRAM (12GB vs 512GB)
Larger VRAM bandwidth (480.0GB/s vs 57.66GB/s)
5568 additional rendering cores
ATI Radeon HD 3870 X2 's Advantages
Lower TDP (165W vs 200W)
Score
Benchmark
FP32 (float)
GeForce RTX 4070 GDDR6
+5420%
29.15 TFLOPS
Radeon HD 3870 X2
0.528 TFLOPS
Graphics Card
Aug 2024
Release Date
Jan 2008
GeForce 40
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1920 MHz
Base Clock
-
2475 MHz
Boost Clock
-
2500 MHz
Memory Clock
901 MHz
Memory
12GB
Memory Size
512MB
GDDR6
Memory Type
GDDR3
192bit
Memory Bus
256bit
480.0GB/s
Bandwidth
57.66GB/s
Render Config
-
Compute Units
4
46
SM Count
-
5888
Shading Units
320
184
TMUs
16
64
ROPs
16
184
Tensor Cores
-
46
RT Cores
-
128 KB (per SM)
L1 Cache
-
36 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
158.4 GPixel/s
Pixel Rate
13.20 GPixel/s
455.4 GTexel/s
Texture Rate
13.20 GTexel/s
29.15 TFLOPS
FP16 (half)
-
29.15 TFLOPS
FP32 (float)
528.0 GFLOPS
455.4 GFLOPS
FP64 (double)
105.6 GFLOPS
Board Design
200W
TDP
165W
550 W
Suggested PSU
450 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
2x DVI
1x S-Video
1x 16-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
AD104
GPU Name
R680
AD104-2XX-A1
GPU Variant
R680 XT
(215-0708017)
Ada Lovelace
Architecture
TeraScale
TSMC
Foundry
TSMC
5 nm
Process Size
55 nm
35.8 billion
Transistors
0.666 billion
294 mm²
Die Size
192 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3 (full)
4.0 (partial)
3.0
OpenCL
N/A
1.3
Vulkan
N/A
8.9
CUDA
-
6.8
Shader Model
4.1
