AMD Radeon HD 6990M vs AMD Radeon AI PRO R9700
GPU · Specs Compare
Graphics Card
Release Date
Jul 2011
Jul 2025
Generation
Vancouver
Radeon Pro Navi
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 5.0 x16
Clock Speeds
Memory Clock
900 MHz
2518 MHz
Base Clock
—
1660 MHz
Boost Clock
—
2920 MHz
Memory
Memory Size
2GB
32GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
115.2GB/s
644.6GB/s
Render Config
Compute Units
14
64
Shading Units
1120
4096
TMUs
56
256
ROPs
32
128
L1 Cache
8 KB (per CU)
—
L2 Cache
512 KB
8 MB
Tensor Cores
—
128
RT Cores
—
64
L3 Cache
—
64 MB
Theoretical Performance
Pixel Rate
22.88 GPixel/s
373.8 GPixel/s
Texture Rate
40.04 GTexel/s
747.5 GTexel/s
FP32 (float)
1.602 TFLOPS
47.84 TFLOPS
FP16 (half)
—
95.68 TFLOPS
FP64 (double)
—
1495.0 GFLOPS
Graphics Processor
GPU Name
Blackcomb
Navi 48
GPU Variant
Blackcomb XTX(216-0811030)
Navi 48 XTW
Architecture
TeraScale 2
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
40 nm
4 nm
Transistors
1.7 billion
53.9 billion
Die Size
212 mm²
357 mm²
Board Design
TDP
100W
300W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1a
Power Connectors
None
1x 16-pin
Suggested PSU
—
700 W
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
2.2
Vulkan
N/A
1.4
Shader Model
5.0
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.