AMD Radeon RX 6800 vs AMD Radeon RX 6750 GRE
GPU · Specs Compare
Graphics Card
Release Date
Oct 2020
Oct 2023
Generation
Navi II
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1700 MHz
2321 MHz
Boost Clock
2105 MHz
2581 MHz
Memory Clock
2000 MHz
2250 MHz
Memory
Memory Size
16GB
12GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
192bit
Bandwidth
512.0GB/s
432.0GB/s
Render Config
Compute Units
60
40
Shading Units
3840
2560
TMUs
240
160
ROPs
96
64
RT Cores
60
40
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
4 MB
3 MB
L3 Cache
128 MB
96 MB
Theoretical Performance
Pixel Rate
202.1 GPixel/s
165.2 GPixel/s
Texture Rate
505.2 GTexel/s
413.0 GTexel/s
FP16 (half)
32.33 TFLOPS
26.43 TFLOPS
FP32 (float)
16.17 TFLOPS
13.21 TFLOPS
FP64 (double)
1010 GFLOPS
825.9 GFLOPS
Graphics Processor
GPU Name
Navi 21
Navi 22
GPU Variant
Navi 21 XL(215-121000187)
Navi 22 KXT
Architecture
RDNA 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
26.8 billion
17.2 billion
Die Size
520 mm²
335 mm²
Board Design
TDP
250W
250W
Suggested PSU
600 W
600 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.5
6.7
Benchmark
3DMark Time Spy
16,182
—
3DMark Time Spy Extreme
7,771
—
3DMark Speed Way
3,062
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.