AMD Radeon RX 6700 XT vs AMD Radeon E8870
GPU · Specs Compare
Graphics Card
Release Date
Mar 2021
Sep 2015
Generation
Navi II
Embedded
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
2321 MHz
—
Boost Clock
2581 MHz
—
Memory Clock
2000 MHz
1500 MHz
Memory
Memory Size
12GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
128bit
Bandwidth
384.0GB/s
96.00GB/s
Render Config
Compute Units
40
12
Shading Units
2560
768
TMUs
160
48
ROPs
64
16
RT Cores
40
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
3 MB
256 KB
L3 Cache
96 MB
—
Theoretical Performance
Pixel Rate
165.2 GPixel/s
16.00 GPixel/s
Texture Rate
413.0 GTexel/s
48.00 GTexel/s
FP16 (half)
26.43 TFLOPS
—
FP32 (float)
13.21 TFLOPS
1.536 TFLOPS
FP64 (double)
825.9 GFLOPS
96.00 GFLOPS
Graphics Processor
GPU Name
Navi 22
Saturn
GPU Variant
Navi 22 XT(215-127000006)
Saturn PRO
Architecture
RDNA 2.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
17.2 billion
2.08 billion
Die Size
335 mm²
160 mm²
Board Design
TDP
230W
75W
Suggested PSU
550 W
—
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.3
1.2
Shader Model
6.5
6.3
▲ Specs Compare
Data sourced from official specifications and benchmark tests.