AMD Radeon HD 7870 XT vs NVIDIA GeForce RTX 4070 Max-Q
GPU Specs Compare
Graphics Card
Release Date
Nov 2012
Jan 2023
Generation
Southern Islands
GeForce 40 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
925 MHz
735 MHz
Boost Clock
975 MHz
1230 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
128bit
Bandwidth
192.0GB/s
256.0GB/s
Render Config
Compute Units
24
-
Shading Units
1536
4608
TMUs
96
144
ROPs
32
48
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
32 MB
SM Count
-
36
Tensor Cores
-
144
RT Cores
-
36
Theoretical Performance
Pixel Rate
31.20 GPixel/s
59.04 GPixel/s
Texture Rate
93.60 GTexel/s
177.1 GTexel/s
FP32 (float)
2.995 TFLOPS
11.34 TFLOPS
FP64 (double)
748.8 GFLOPS
177.1 GFLOPS
FP16 (half)
-
11.34 TFLOPS
Graphics Processor
GPU Name
Tahiti
AD106
GPU Variant
Tahiti LE(215-0821122)
GN21-X6
Architecture
GCN 1.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
4.313 billion
22.9 billion
Die Size
352 mm²
188 mm²
Board Design
TDP
185W
35W
Suggested PSU
450 W
-
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.8
CUDA
-
8.9