AMD Radeon HD 6990M vs AMD Radeon RX 6750 GRE 12 GB
GPU · Specs Compare
Graphics Card
Release Date
Jul 2011
Oct 2023
Generation
Vancouver
Navi II
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Memory Clock
900 MHz
2250 MHz
Base Clock
—
2321 MHz
Boost Clock
—
2581 MHz
Memory
Memory Size
2GB
12GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
192bit
Bandwidth
115.2GB/s
432.0GB/s
Render Config
Compute Units
14
40
Shading Units
1120
2560
TMUs
56
160
ROPs
32
64
L1 Cache
8 KB (per CU)
128 KB per Array
L2 Cache
512 KB
3 MB
RT Cores
—
40
L3 Cache
—
96 MB
Theoretical Performance
Pixel Rate
22.88 GPixel/s
165.2 GPixel/s
Texture Rate
40.04 GTexel/s
413.0 GTexel/s
FP32 (float)
1.602 TFLOPS
13.21 TFLOPS
FP16 (half)
—
26.43 TFLOPS
FP64 (double)
—
825.9 GFLOPS
Graphics Processor
GPU Name
Blackcomb
Navi 22
GPU Variant
Blackcomb XTX(216-0811030)
Navi 22 KXT(215-127000144)
Architecture
TeraScale 2
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
40 nm
7 nm
Transistors
1.7 billion
17.2 billion
Die Size
212 mm²
335 mm²
Board Design
TDP
100W
250W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
—
600 W
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
2.1
Vulkan
N/A
1.3
Shader Model
5.0
6.7
▲ Specs Compare
Data sourced from official specifications and benchmark tests.