AMD Radeon RX 9070 vs AMD Radeon HD 6870 1600SP Edition
GPU Specs Compare
Graphics Card
Release Date
Mar 2025
Jan 2013
Generation
Navi IV
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1330 MHz
-
Boost Clock
2520 MHz
-
Memory Clock
2518 MHz
1050 MHz
Memory
Memory Size
16GB
1024MB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
644.6GB/s
134.4GB/s
Render Config
Compute Units
56
20
Shading Units
3584
1600
TMUs
224
80
ROPs
128
32
Tensor Cores
112
-
RT Cores
56
-
L1 Cache
128 KB per Array
8 KB (per CU)
L2 Cache
8 MB
512 KB
L3 Cache
64 MB
-
Theoretical Performance
Pixel Rate
322.6 GPixel/s
27.20 GPixel/s
Texture Rate
564.5 GTexel/s
68.00 GTexel/s
FP16 (half)
72.25 TFLOPS
-
FP32 (float)
36.13 TFLOPS
2.720 TFLOPS
FP64 (double)
1129 GFLOPS
544.0 GFLOPS
Graphics Processor
GPU Name
Navi 48
Cypress
GPU Variant
Navi 48 XT(215-176600331)
Cypress XT(215-0735033)
Architecture
RDNA 4.0
TeraScale 2
Foundry
TSMC
TSMC
Process Size
4 nm
40 nm
Transistors
53.9 billion
2.154 billion
Die Size
357 mm²
334 mm²
Board Design
TDP
220W
175W
Suggested PSU
550 W
450 W
Outputs
1x HDMI 2.1b3x DisplayPort 2.1a
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
2x 8-pin
2x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.2
1.2
Vulkan
1.3
N/A
Shader Model
6.8
5.0