AMD Radeon 680M vs AMD Radeon RX 9070
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Mar 2025
Generation
Navi II IGP
Navi IV
Type
Integrated
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
2000 MHz
1330 MHz
Boost Clock
2200 MHz
2520 MHz
Memory Clock
System Shared
2518 MHz
Memory
Memory Size
System Shared
16GB
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
256bit
Bandwidth
System Dependent
644.6GB/s
Render Config
Compute Units
12
56
Shading Units
768
3584
TMUs
48
224
ROPs
32
128
RT Cores
12
56
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
2 MB
8 MB
Tensor Cores
-
112
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
70.40 GPixel/s
322.6 GPixel/s
Texture Rate
105.6 GTexel/s
564.5 GTexel/s
FP16 (half)
6.758 TFLOPS
72.25 TFLOPS
FP32 (float)
3.379 TFLOPS
36.13 TFLOPS
FP64 (double)
211.2 GFLOPS
1129 GFLOPS
Graphics Processor
GPU Name
Rembrandt
Navi 48
Architecture
RDNA 2.0
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
6 nm
4 nm
Transistors
13.1 billion
53.9 billion
Die Size
208 mm²
357 mm²
GPU Variant
-
Navi 48 XT(215-176600331)
Board Design
TDP
50W
220W
Outputs
Portable Device Dependent
1x HDMI 2.1b3x DisplayPort 2.1a
Power Connectors
None
2x 8-pin
Suggested PSU
-
550 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
2.2
Vulkan
1.3
1.3
Shader Model
6.7
6.8