AMD Radeon HD 6870 X2 vs NVIDIA GeForce RTX 4070 GDDR6
GPU · Specs Compare
Graphics Card
Release Date
Jul 2011
Aug 2024
Generation
Northern Islands
GeForce 40
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1050 MHz
2500 MHz
Base Clock
—
1920 MHz
Boost Clock
—
2475 MHz
Memory
Memory Size
1024MB
12GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
192bit
Bandwidth
134.4GB/s
480.0GB/s
Render Config
Compute Units
14
—
Shading Units
1120
5888
TMUs
56
184
ROPs
32
64
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
36 MB
SM Count
—
46
Tensor Cores
—
184
RT Cores
—
46
Theoretical Performance
Pixel Rate
28.80 GPixel/s
158.4 GPixel/s
Texture Rate
50.40 GTexel/s
455.4 GTexel/s
FP32 (float)
2.016 TFLOPS
29.15 TFLOPS
FP16 (half)
—
29.15 TFLOPS
FP64 (double)
—
455.4 GFLOPS
Graphics Processor
GPU Name
Barts
AD104
GPU Variant
Barts XT(215-0798000)
AD104-2XX-A1
Architecture
TeraScale 2
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
40 nm
5 nm
Transistors
1.7 billion
35.8 billion
Die Size
255 mm²
294 mm²
Board Design
TDP
300W
200W
Suggested PSU
700 W
550 W
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
—
1x 16-pin
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
6.8
CUDA
—
8.9
▲ Specs Compare
Data sourced from official specifications and benchmark tests.