AMD Radeon RX 6800 3456SP vs AMD Radeon RX 9070 GRE 16 GB
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Jan 2025
Generation
Navi II
Navi IV
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1700 MHz
1420 MHz
Boost Clock
2250 MHz
2790 MHz
Memory Clock
2000 MHz
2250 MHz
Memory
Memory Size
16GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
576.0GB/s
Render Config
Compute Units
54
48
Shading Units
3456
3072
TMUs
216
192
ROPs
96
96
RT Cores
54
48
L1 Cache
128 KB per Array
—
L2 Cache
4 MB
8 MB
L3 Cache
128 MB
48 MB
Theoretical Performance
Pixel Rate
216.0 GPixel/s
267.8 GPixel/s
Texture Rate
486.0 GTexel/s
535.7 GTexel/s
FP16 (half)
31.10 TFLOPS
68.57 TFLOPS
FP32 (float)
15.55 TFLOPS
34.28 TFLOPS
FP64 (double)
972.0 GFLOPS
1071.4 GFLOPS
Graphics Processor
GPU Name
Navi 21
Navi 48
GPU Variant
Navi 21 ES(215-121000066)
Navi 48 XL
Architecture
RDNA 2.0
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
7 nm
4 nm
Transistors
26.8 billion
53.9 billion
Die Size
520 mm²
357 mm²
Board Design
TDP
250W
220W
Suggested PSU
600 W
550 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x HDMI 2.1b3x DisplayPort 2.1a
Power Connectors
2x 8-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.3
1.3
Shader Model
6.8
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.