GPU Comparison
RADEON
AMD Radeon HD 6850 X2
CORE STATE
Barts
VRAM
2 GB
CLOCK SPEED
—
TDP
254 W
BUS WIDTH
256 bit
ARCHITECTURE
TeraScale 2
PROCESS
40 nm
LAUNCH DATE
2011
VS
RADEON
Radeon PRO W7700
CORE STATE
Navi 32
VRAM
16 GB
CLOCK SPEED
2600 MHz
TDP
190 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 3.0
PROCESS
5 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 6850 X2
PRO W7700
Core Specs
Shading Units
960
3,072
+220.0%
Shaders
960
3,072
+220.0%
TMUs
48
192
+300.0%
ROPs
32
96
+200.0%
Compute Units
12
48
+300.0%
Clocks
Base Clock
—
1900 MHz
Boost Clock
—
2600 MHz
GPU Clock
800 MHz
—
Memory Clock
1050 MHz
4.2 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
2 GB
16 GB
VRAM (MB)
2,048
16,384
+700.0%
Memory Type
GDDR5
GDDR6
Memory Bus
256 bit
256 bit
Bandwidth
134.4 GB/s
576.0 GB/s
Cache
L1 Cache
8 KB (per CU)
128 KB per Array
L2 Cache
512 KB
2 MB
L3 Cache
—
64 MB
L0 Cache
—
32 KB per WGP
Performance
Pixel Rate
25.60 GPixel/s
249.6 GPixel/s
Texture Rate
38.40 GTexel/s
499.2 GTexel/s
FP32 (TFLOPS)
1.536 TFLOPS
31.95 TFLOPS
FP64 (TFLOPS)
—
998.4 GFLOPS (1:32)
FP16 (TFLOPS)
—
63.90 TFLOPS (2:1)
AI/RT
RT Cores
—
48
Matrix Cores
—
96
Power
TDP
254 W
190 W
TDP (W)
254
190
-25.2%
Suggested PSU
600 W
450 W
Power Connectors
2x 8-pin
1x 8-pin
Architecture
Architecture
TeraScale 2
RDNA 3.0
GPU Name
Barts
Navi 32
Codename
—
Wheat Nas
Generation
Northern Islands
(HD 6800)
Radeon Pro Navi
(Navi III Series)
Process Size
40 nm
5 nm
Transistors
1,700 million
28,100 million
Die Size
255 mm²
346 mm²
Foundry
TSMC
TSMC
Density
6.7M / mm²
81.2M / mm²
API Support
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
Vulkan
—
1.4
OpenCL
1.2
2.2
Shader Model
5.0
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
—
241 mm
9.5 inches
Height
—
111 mm
4.4 inches
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
4x DisplayPort 2.1
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x16
Other
Launch Price
—
999 USD
Production
End-of-life
—
Predecessor
Evergreen
Radeon Pro Vega
Successor
Southern Islands
—