AMD Radeon HD 7850 vs AMD Radeon RX 6950 XT
GPU Specs Compare
Graphics Card
Release Date
Mar 2012
May 2022
Generation
Southern Islands
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1200 MHz
2250 MHz
Base Clock
-
1860 MHz
Boost Clock
-
2310 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
153.6GB/s
576.0GB/s
Render Config
Compute Units
16
80
Shading Units
1024
5120
TMUs
64
320
ROPs
32
128
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
4 MB
RT Cores
-
80
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
27.52 GPixel/s
295.7 GPixel/s
Texture Rate
55.04 GTexel/s
739.2 GTexel/s
FP32 (float)
1.761 TFLOPS
23.65 TFLOPS
FP64 (double)
110.1 GFLOPS
1478 GFLOPS
FP16 (half)
-
47.31 TFLOPS
Graphics Processor
GPU Name
Pitcairn
Navi 21
GPU Variant
Pitcairn PRO(215-0828062)
Navi 21 KXTX(215-121000289)
Architecture
GCN 1.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.8 billion
26.8 billion
Die Size
212 mm²
520 mm²
Board Design
TDP
130W
335W
Suggested PSU
300 W
700 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.12x DisplayPort 1.4a
Power Connectors
1x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.3
Shader Model
5.1
6.5
📊 Benchmark
3DMark Time Spy
1,334
-
3DMark Time Spy Extreme
325
-