GPU Comparison
GEFORCE
NVIDIA B300 SXM6 AC
CORE STATE
GB110
VRAM
288 GB
CLOCK SPEED
2032 MHz
TDP
1100 W
BUS WIDTH
8192 bit
ARCHITECTURE
Blackwell Ultra
PROCESS
5 nm
LAUNCH DATE
2025
VS
GEFORCE
GRID K2
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
B300 SXM6 AC
GRID K2
Core Specs
Shading Units
18,944
1,536
-91.9%
Shaders
18,944
1,536
-91.9%
TMUs
592
128
-78.4%
ROPs
24
32
+33.3%
SM Count
148
—
Clocks
Base Clock
1665 MHz
—
Boost Clock
2032 MHz
—
GPU Clock
—
745 MHz
Memory Clock
2000 MHz 8 Gbps effective
1250 MHz
5 Gbps effective
Memory
Memory Size
288 GB
4 GB
VRAM (MB)
294,912
4,096
-98.6%
Memory Type
HBM3e
GDDR5
Memory Bus
8192 bit
256 bit
Bandwidth
8.19 TB/s
160.0 GB/s
Cache
L1 Cache
256 KB (per SM)
16 KB (per SMX)
L2 Cache
126 MB
512 KB
Performance
Pixel Rate
48.77 GPixel/s
23.84 GPixel/s
Texture Rate
1,202.9 GTexel/s
95.36 GTexel/s
FP32 (TFLOPS)
76.99 TFLOPS
2.289 TFLOPS
FP64 (TFLOPS)
1,202.9 GFLOPS (1:64)
95.36 GFLOPS (1:24)
FP16 (TFLOPS)
76.99 TFLOPS (1:1)
—
AI/RT
Tensor Cores
592
—
Power
TDP
1100 W
225 W
TDP (W)
1,100
225
-79.5%
Suggested PSU
1500 W
550 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Architecture
Architecture
Blackwell Ultra
Kepler
GPU Name
GB110
GK104
Generation
Server Blackwell (Bxx)
GRID
(K2)
Process Size
5 nm
28 nm
Transistors
208,000 million
3,540 million
Die Size
1628 mm²
294 mm²
Foundry
TSMC
TSMC
Density
127.8M / mm²
12.0M / mm²
API Support
DirectX
—
12 (11_0)
OpenGL
—
4.6
Vulkan
—
1.2.175
OpenCL
3.0
3.0
CUDA
10.3
3.0
Shader Model
—
6.5 (5.1)
Physical
Slot Width
SXM Module
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
No outputs
No outputs
Bus Interface
PCIe 6.0 x16
PCIe 3.0 x16
Other
Launch Price
—
5,199 USD
Production
Active
End-of-life
Predecessor
Server Hopper
—
Successor
Server Rubin
—